Quarterly report [Sections 13 or 15(d)]

DERIVATIVE FINANCIAL INSTRUMENTS - Hedging Instruments (Details)

v3.25.1
DERIVATIVE FINANCIAL INSTRUMENTS - Hedging Instruments (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Derivatives, Fair Value [Line Items]    
Notional Value $ 48,629 $ 45,809
Asset derivatives included in accrued income and other assets    
Total contracts 507 610
Liability derivatives included in accrued expenses and other liabilities    
Total contracts 598 668
Accrued income and other assets    
Asset derivatives included in accrued income and other assets    
Total contracts 507 610
Accrued expenses and other liabilities    
Liability derivatives included in accrued expenses and other liabilities    
Total contracts 598 668
Interest rate contracts | Accrued income and other assets    
Asset derivatives included in accrued income and other assets    
Interest rate contracts designated as hedging instruments 138 24
Interest rate contracts | Accrued expenses and other liabilities    
Liability derivatives included in accrued expenses and other liabilities    
Interest rate contracts designated as hedging instruments 54 0
Foreign exchange contracts | Accrued income and other assets    
Asset derivatives included in accrued income and other assets    
Interest rate contracts designated as hedging instruments 1 0
Foreign exchange contracts | Accrued expenses and other liabilities    
Liability derivatives included in accrued expenses and other liabilities    
Interest rate contracts designated as hedging instruments 0 5
Credit contracts | Accrued income and other assets    
Asset derivatives included in accrued income and other assets    
Derivative instruments not designated as hedging instruments, asset 2 2
Credit contracts | Accrued expenses and other liabilities    
Liability derivatives included in accrued expenses and other liabilities    
Derivative credit and equity contracts not designated as hedging instruments, liability 0 0
Derivatives designated as Hedging Instruments | Interest rate contracts | Accrued income and other assets    
Derivatives, Fair Value [Line Items]    
Notional Value 48,454 45,634
Derivatives designated as Hedging Instruments | Foreign exchange contracts | Accrued income and other assets    
Derivatives, Fair Value [Line Items]    
Notional Value 248 250
Derivatives not designated as Hedging Instruments | Accrued income and other assets    
Derivatives, Fair Value [Line Items]    
Notional Value 101,776 95,461
Derivatives not designated as Hedging Instruments | Interest rate contracts | Accrued income and other assets    
Derivatives, Fair Value [Line Items]    
Notional Value 46,198 42,359
Asset derivatives included in accrued income and other assets    
Interest rate contracts not designated as hedging instruments 270 456
Derivatives not designated as Hedging Instruments | Interest rate contracts | Accrued expenses and other liabilities    
Liability derivatives included in accrued expenses and other liabilities    
Interest rate contracts not designated as hedging instruments 463 580
Derivatives not designated as Hedging Instruments | Foreign exchange contracts | Accrued income and other assets    
Derivatives, Fair Value [Line Items]    
Notional Value 5,041 5,465
Asset derivatives included in accrued income and other assets    
Foreign exchange contracts not designated as hedging instruments 46 79
Derivatives not designated as Hedging Instruments | Foreign exchange contracts | Accrued expenses and other liabilities    
Liability derivatives included in accrued expenses and other liabilities    
Foreign exchange contracts not designated as hedging instruments 41 54
Derivatives not designated as Hedging Instruments | Equity contracts | Accrued income and other assets    
Derivatives, Fair Value [Line Items]    
Notional Value 929 823
Asset derivatives included in accrued income and other assets    
Commodities contracts not designated as hedging instruments 12 20
Derivatives not designated as Hedging Instruments | Equity contracts | Accrued expenses and other liabilities    
Liability derivatives included in accrued expenses and other liabilities    
Commodities contracts not designated as hedging instruments 4 2
Derivatives not designated as Hedging Instruments | Commodities contracts | Accrued income and other assets    
Derivatives, Fair Value [Line Items]    
Notional Value 689 683
Asset derivatives included in accrued income and other assets    
Derivative instruments not designated as hedging instruments, asset 38 29
Derivatives not designated as Hedging Instruments | Commodities contracts | Accrued expenses and other liabilities    
Liability derivatives included in accrued expenses and other liabilities    
Derivative credit and equity contracts not designated as hedging instruments, liability 36 27
Derivatives not designated as Hedging Instruments | Credit contracts | Accrued income and other assets    
Derivatives, Fair Value [Line Items]    
Notional Value $ 217 $ 247