| 
                                            
                                            
                                                United States Wells Fargo (WFC): Total Assets (TA) (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,712,919,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: No. of People Employed Full Time (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 232,982.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: Cash & Due from Depository Institutions (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 140,263,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: Depository Institutions: Interest-Bearing Balances (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 119,085,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: Securities (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 405,807,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: Federal Funds Sold & Reverse Repurchase Agreements (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 60,412,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: Net Loans & Leases (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 934,435,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: Net Loans & Leases: Loan Loss Allowance (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 9,284,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: Trading Account Assets (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 61,182,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: Bank Premises & Fixed Assets (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 11,822,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: Other Real Estate Owned (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 296,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: Goodwill & Other Intangibles (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 36,032,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: TA: All Other (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 62,670,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Total Liabilities & Capital (LC) (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,712,919,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: Total Liabilities (TL) (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,545,526,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: TL: Total Deposits (DE) (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,382,138,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: TL: DE: Interest-Bearing (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 982,307,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: TL: DE: Held in Domestic Office (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,326,735,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: TL: DE: Held in Domestic Office: % Insured (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.490
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2009 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: TL: Federal Funds Purchased & Repo (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 9,876,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: TL: Trading Liabilities (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 9,458,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: TL: Other Borrowed Funds (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 100,635,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: TL: Subordinated Debt (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 11,937,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: TL: All Other Liabilities (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 31,482,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: Total Equity Capital (EC) (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 167,393,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: EC: Total Bank Equity Capital (BE) (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 167,346,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: EC: BE: Perpetual Preferred Stock (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: EC: BE: Common Stock (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 519,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: EC: BE: Surplus (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 114,728,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: EC: BE: Undivided Profits (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 52,099,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: LC: EC: NCI In Consolidated Subsidiaries (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 47,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2009 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Noncurrent Loans & Leases (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 13,415,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Noncurrent Loans & Leases: Gov't Partially Guaranteed (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 7,260,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Income Earned, Not Collected on Loans (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 5,091,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Earning Assets (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,567,340,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Long-Term Assets > 5 Yrs (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 605,270,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Average Assets at Year-To-Date (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,695,685,800.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Quarterly Average Assets (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,710,733,500.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Total Risk Weighted Assets (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,110,378,710.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Adjusted Average Assets for Leverage Capital (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,695,807,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Life Insurance Assets (LI) (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 18,999,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2006 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: LI: General Account (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 5,382,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2011 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: LI: Separate Account (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 12,998,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2011 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: LI: Hybrid Life (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 619,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2011 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Volatile Liabilities (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 138,820,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Insider Loans (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 110,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Advances from Federal Home Loan Banks  (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 25,491,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2001 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Loans & Leases Held for Sale (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 16,488,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Unused Loan Commitments (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 584,148,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Risk-Based Capital: Core Tier 1  (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 145,149,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Risk-Based Capital: Tier 2 (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 13,466,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Total Unused Commitments (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 584,148,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Memo: Derivatives (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 12,057,979,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Number of Reporting Institutions (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Total Interest Income (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 14,280,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Total Interest Expense (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 2,875,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Net Interest Income (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 11,405,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Provision for Loan & Lease Losses (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 632,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Total Noninterest Income (NI) (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 6,092,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: NI: Fiduciary Activities (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 381,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: NI: Service Charges on Deposit Accounts (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,374,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: NI: Trading Account Gains & Fees (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 289,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: NI: Additional Noninterest Income (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 4,048,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Total Noninterest Expense (NE) (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 12,726,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: NE: Salaries & Employee Benefits (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 6,557,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: NE: Premises & Equipment Expense (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 1,299,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: NE: Additional Noninterest Expense (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 4,870,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Pre-Tax Net Operating Income (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 4,139,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Securities Gains (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Applicable Income Taxes (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 793,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Applicable Income Taxes: Extraordinary Items (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 3,346,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Discontinued Operations (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 0.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Net Income Due to Bank (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 3,341,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Net Income Due to Non-controlling Interests (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 5,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2009 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Net Income Due to Bank & NCI (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 3,346,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Mar 2009 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Net Charge-Offs (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 768,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Cash Dividends (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 4,000,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     | 
                                
                            
                        
                            
                                
                                    
                                        
                                        
                                        | 
                                            
                                            
                                                United States WFC: Net: Operating Income (USD th)
                                            
                                         | 
                                    
                                    
                                        
                                        
                
                 3,346,000.000
            
                                        Dec 2019
                                     | 
                                    
                                    
                                    
                                        quarterly
                                     | 
                                    
                                        Dec 2000 - Dec 2019
                                     |