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Fair Value - Schedule of Fair Value Measurements on a Recurring Basis (Details) - USD ($)
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets $ 827,000,000 $ 768,000,000  
Available-for-sale investment securities: 67,154,000,000 58,895,000,000  
Derivative asset, Impact of Netting (10,104,000,000) (18,285,000,000)  
Derivative assets 4,155,000,000 11,183,000,000  
Other 854,000,000 767,000,000  
Other assets - impact of netting 0 0  
Total assets carried at fair value 72,990,000,000 71,613,000,000  
Derivative liability, Impact of Netting (9,236,000,000) (22,528,000,000)  
Derivative liabilities 5,025,000,000 6,596,000,000  
Total liabilities carried at fair value 5,025,000,000 6,596,000,000  
Derivative asset, collateral, cash offset 2,481,000,000 1,860,000,000  
Derivative liability, collateral, cash offset 1,614,000,000 6,103,000,000  
Available for sale, amortized cost 66,973,000,000 59,006,000,000  
Debt securities, AFS, allowance 0 0  
Investment securities held-to-maturity (fair value of $34,166 and $41,906) 38,171,000,000 47,727,000,000  
Debt securities, HTM, allowance   0 $ 1,000,000
U.S. government securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 55,000,000 34,000,000  
Non-U.S. government securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 124,000,000 121,000,000  
Other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 648,000,000 613,000,000  
Available-for-sale investment securities: 0 52,000,000  
Available for sale, amortized cost 0 53,000,000  
US Treasury and federal agencies, direct obligations      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 23,260,000,000 23,525,000,000  
Available for sale, amortized cost 23,210,000,000 23,539,000,000  
Investment securities held-to-maturity (fair value of $34,166 and $41,906) 573,000,000 5,417,000,000  
US Treasury and federal agencies, mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 15,586,000,000 10,566,000,000  
Available for sale, amortized cost 15,550,000,000 10,699,000,000  
Investment securities held-to-maturity (fair value of $34,166 and $41,906) 32,876,000,000 36,101,000,000  
Total U.S. Treasury and federal agencies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 38,846,000,000 34,091,000,000  
Available for sale, amortized cost 38,760,000,000 34,238,000,000  
Investment securities held-to-maturity (fair value of $34,166 and $41,906) 33,449,000,000 41,518,000,000  
Non-U.S. debt securities, mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 2,578,000,000 2,430,000,000  
Available for sale, amortized cost 2,573,000,000 2,426,000,000  
Non-U.S. debt securities, asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 2,085,000,000 1,868,000,000  
Available for sale, amortized cost 2,081,000,000 1,865,000,000  
Non-U.S. sovereign, supranational and non-U.S. agency      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 17,731,000,000 13,939,000,000  
Available for sale, amortized cost 17,693,000,000 13,954,000,000  
Investment securities held-to-maturity (fair value of $34,166 and $41,906) 2,461,000,000 3,673,000,000  
Non-U.S. debt securities, other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 2,826,000,000 2,821,000,000  
Available for sale, amortized cost 2,784,000,000 2,787,000,000  
Total non-U.S. debt securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 25,220,000,000 21,058,000,000  
Available for sale, amortized cost 25,131,000,000 21,032,000,000  
Investment securities held-to-maturity (fair value of $34,166 and $41,906) 2,461,000,000 3,673,000,000  
Asset-backed securities, student loans      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 64,000,000 90,000,000  
Available for sale, amortized cost 63,000,000 89,000,000  
Investment securities held-to-maturity (fair value of $34,166 and $41,906) 2,261,000,000 2,536,000,000  
Asset-backed securities, collateralized loan obligations      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 2,905,000,000 3,453,000,000  
Available for sale, amortized cost 2,904,000,000 3,447,000,000  
Asset-backed securities, non-agency CMBS and RMBS      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 3,000,000 4,000,000  
Available for sale, amortized cost 0 1,000,000  
Asset-backed securities, other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 91,000,000 91,000,000  
Available for sale, amortized cost 90,000,000 90,000,000  
Total asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 3,063,000,000 3,638,000,000  
Available for sale, amortized cost 3,057,000,000 3,627,000,000  
Investment securities held-to-maturity (fair value of $34,166 and $41,906) 2,261,000,000 2,536,000,000  
State and political subdivisions      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 25,000,000 56,000,000  
Available for sale, amortized cost 25,000,000 56,000,000  
Foreign exchange contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset, Impact of Netting (10,073,000,000) (18,262,000,000)  
Derivative assets 4,151,000,000 11,177,000,000  
Derivative liability, Impact of Netting (9,231,000,000) (22,527,000,000)  
Derivative liabilities 4,866,000,000 6,377,000,000  
Interest rate contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset, Impact of Netting (31,000,000) (23,000,000)  
Derivative assets 3,000,000 5,000,000  
Derivative liability, Impact of Netting (5,000,000) (1,000,000)  
Derivative liabilities 0 0  
Other derivative contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative liability, Impact of Netting 0 0  
Derivative liabilities 159,000,000 219,000,000  
Other derivative contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset, Impact of Netting 0 0  
Derivative assets 1,000,000 1,000,000  
Quoted Market Prices in Active Markets (Level 1)      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 55,000,000 34,000,000  
Available-for-sale investment securities: 23,260,000,000 23,525,000,000  
Derivative asset 9,000,000 22,000,000  
Other 22,000,000 20,000,000  
Total assets carried at fair value 23,346,000,000 23,601,000,000  
Derivative liability 0 0  
Total liabilities carried at fair value 0 0  
Quoted Market Prices in Active Markets (Level 1) | U.S. government securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 55,000,000 34,000,000  
Quoted Market Prices in Active Markets (Level 1) | Non-U.S. government securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 0 0  
Quoted Market Prices in Active Markets (Level 1) | Other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 0 0  
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | US Treasury and federal agencies, direct obligations      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 23,260,000,000 23,525,000,000  
Quoted Market Prices in Active Markets (Level 1) | US Treasury and federal agencies, mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Total U.S. Treasury and federal agencies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 23,260,000,000 23,525,000,000  
Quoted Market Prices in Active Markets (Level 1) | Non-U.S. debt securities, mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Non-U.S. debt securities, asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Non-U.S. sovereign, supranational and non-U.S. agency      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Non-U.S. debt securities, other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Total non-U.S. debt securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Asset-backed securities, student loans      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Asset-backed securities, collateralized loan obligations      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Asset-backed securities, non-agency CMBS and RMBS      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Asset-backed securities, other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Total asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | State and political subdivisions      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Quoted Market Prices in Active Markets (Level 1) | Foreign exchange contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset 5,000,000 16,000,000  
Derivative liability 0 0  
Quoted Market Prices in Active Markets (Level 1) | Interest rate contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset 3,000,000 5,000,000  
Derivative liability 0 0  
Quoted Market Prices in Active Markets (Level 1) | Other derivative contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative liability 0 0  
Quoted Market Prices in Active Markets (Level 1) | Other derivative contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset 1,000,000 1,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)       
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 772,000,000 734,000,000  
Available-for-sale investment securities: 43,894,000,000 35,370,000,000  
Derivative asset 14,249,000,000 29,445,000,000  
Other 832,000,000 747,000,000  
Total assets carried at fair value 59,747,000,000 66,296,000,000  
Derivative liability 14,261,000,000 29,124,000,000  
Total liabilities carried at fair value 14,261,000,000 29,124,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | U.S. government securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 0 0  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Non-U.S. government securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 124,000,000 121,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 648,000,000 613,000,000  
Available-for-sale investment securities: 0 52,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | US Treasury and federal agencies, direct obligations      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | US Treasury and federal agencies, mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 15,586,000,000 10,566,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Total U.S. Treasury and federal agencies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 15,586,000,000 10,566,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Non-U.S. debt securities, mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 2,578,000,000 2,430,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Non-U.S. debt securities, asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 2,085,000,000 1,868,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Non-U.S. sovereign, supranational and non-U.S. agency      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 17,731,000,000 13,939,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Non-U.S. debt securities, other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 2,826,000,000 2,821,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Total non-U.S. debt securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 25,220,000,000 21,058,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Asset-backed securities, student loans      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 64,000,000 90,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Asset-backed securities, collateralized loan obligations      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 2,905,000,000 3,453,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Asset-backed securities, non-agency CMBS and RMBS      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 3,000,000 4,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Asset-backed securities, other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 91,000,000 91,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Total asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 3,063,000,000 3,638,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | State and political subdivisions      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 25,000,000 56,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Foreign exchange contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset 14,218,000,000 29,422,000,000  
Derivative liability 14,097,000,000 28,904,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Interest rate contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset 31,000,000 23,000,000  
Derivative liability 5,000,000 1,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Other derivative contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative liability 159,000,000 219,000,000  
Pricing Methods with Significant Observable Market Inputs (Level 2)  | Other derivative contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3)      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 0 0  
Available-for-sale investment securities: 0 0  
Derivative asset 1,000,000 1,000,000  
Other 0 0  
Total assets carried at fair value 1,000,000 1,000,000  
Derivative liability 0 0  
Total liabilities carried at fair value 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | U.S. government securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Non-U.S. government securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Trading account assets 0 0  
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | US Treasury and federal agencies, direct obligations      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | US Treasury and federal agencies, mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Total U.S. Treasury and federal agencies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Non-U.S. debt securities, mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Non-U.S. debt securities, asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Non-U.S. sovereign, supranational and non-U.S. agency      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Non-U.S. debt securities, other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Total non-U.S. debt securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Asset-backed securities, student loans      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Asset-backed securities, collateralized loan obligations      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Asset-backed securities, non-agency CMBS and RMBS      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Asset-backed securities, other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Total asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | State and political subdivisions      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Available-for-sale investment securities: 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Foreign exchange contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset 1,000,000 1,000,000  
Derivative liability 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Interest rate contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset 0 0  
Derivative liability 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Other derivative contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative liability 0 0  
Pricing Methods with Significant Unobservable Market Inputs (Level 3) | Other derivative contracts      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative asset $ 0 $ 0