| 
                                            
                                            
                                                New Zealand BOP: Current Account: Primary Income: Debit: Investment Income: Othe... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,121.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -4,656.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 3,984.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Net Errors and Omissions (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 8,606.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Services: Debit (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 8,504.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 2,075.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Liabilities (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 6,059.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: Portfolio Investment (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 5,621.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: Financial Derivatives (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -3,057.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Services: Credit (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 6,473.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -10,581.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Liabilities: Direct Investmen... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -2,438.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: Direct Investment (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,187.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Credit (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 15,962.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Debit (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 7,003.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Capital Account: Debit (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 137.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 1997 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Liabilities: Portfolio Invest... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 12,067.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: Other Investment (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -2,942.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Capital Account: Credit (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 36.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1996 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Liabilities: Other Investment (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -1,537.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Debit (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 20,618.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Services (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -2,031.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -3,544.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: Reserve Assets (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 3,176.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Liabilities: Financial Deriva... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -2,032.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Capital Account (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -100.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1996 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Credit (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 3,459.000
            
                                        Sep 2024
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Sep 2024
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account Balance: % of GDP (%)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -2.800
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 1988 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Net International Investment Position: % of GDP (%)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -54.500
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Net External Debt: % of GDP (%)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -52.400
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Net Primary Income: % of Goods and Services Cred... (%)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -12.500
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 1972 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Debt Service: % Export of Goods and Services (%)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 7.100
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2001 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Good and Services Credits: % of GDP (%)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 27.300
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 1988 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Good and Services Debits: % of Gross National Ex... (%)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 26.700
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 1988 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Credit: General Merchand... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 13,381.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Credit: General Merchand... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 13,510.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Credit: General Merchand... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 172.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Credit: General Merchand... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -301.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Credit: Net under Mercha... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -256.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1995 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Credit: Net under Mercha... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 332.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1995 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Credit: Non Monetary Gol... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 136.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1996 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Debit: General Merchandi... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 13,956.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Debit: General Merchandi... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 14,145.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Goods: Debit: Non Monetary Gold (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 17.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1996 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Compensation of... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -113.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Credit: Compens... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Debit: Compensa... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 113.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1999 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Investment Inco... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -2,339.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Credit: Investm... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,976.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Debit: Investme... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 4,315.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Other (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Credit: Other (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Primary Income: Debit: Other (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Credit: Gener... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 183.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1995 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Credit: Gener... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 110.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Credit: Gener... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 73.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Credit: Finan... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 387.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1995 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Credit: Finan... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 171.000
            
                                        Dec 2017
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1995 - Dec 2017
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Credit: Finan... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 231.000
            
                                        Dec 2017
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Sep 1999 - Dec 2017
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Debit (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 680.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1971 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Debit: Genera... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 219.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1995 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Debit: Genera... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Debit: Genera... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 219.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Debit: Financ... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 461.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1995 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Debit: Financ... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 224.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 1995 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Current Account: Secondary Income: Debit: Financ... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 237.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Sep 1997 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: DI: Equity & Investme... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -220.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2001 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: DI: Equity & Investme... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -191.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2001 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: DI: Equity & Investme... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -29.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2001 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: DI: Debt Instruments (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -681.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2001 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: DI: Debt Instruments:... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -108.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: DI: Debt Instruments:... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -375.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: DI: Debt Instruments:... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -198.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: PI: Equity & Investme... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,969.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: PI: Equity & Investme... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: PI: Equity & Investme... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: PI: Equity & Investme... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 469.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: PI: Equity & Investme... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,500.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: PI: Debt Securities (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 947.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: PI: Debt Securities: ... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: PI: Debt Securities: ... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -659.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: PI: Debt Securities: ... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,963.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: PI: Debt Securities: ... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -356.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: FD: Central Bank (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: FD: Deposit-Taking Co... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -530.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2002 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: FD: General Governmen... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -131.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: FD: Other Sectors (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -343.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2002 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Other Equity (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Currency & Deposi... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -1,092.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Currency & Deposi... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Currency & Deposi... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -2,220.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Currency & Deposi... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 622.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Currency & Deposi... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 506.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Loans (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,515.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Loans: Central Ba... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Loans: Deposit-Ta... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,537.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2003 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Loans: General Go... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -45.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Loans: Other Sect... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 23.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2003 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Insurance, Pensio... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 -208.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Insurance, Pensio... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                New Zealand Balance of Payment: Financial Account: Assets: OI: Insurance, Pensio... (NZD mn)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Mar 2018
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Jun 2000 - Mar 2018
                                     |