v3.26.1
Derivative Financial Instruments - Gains and Losses on Derivative Instruments Designated and Qualifying As Hedging Instruments in Cash Flow Hedges (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Derivative Instruments, Gain (Loss) [Line Items]        
Gain (Loss) Recognized in AOCI on Derivatives $ 19 $ (66) $ 3 $ (181)
Gain (Loss) Reclassified From AOCI into Income(1) (15) (17) (31) (27)
Cash flow hedge loss to be amortized within twelve months     46  
Foreign exchange contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain (Loss) Recognized in AOCI on Derivatives 0 (1) (3) (3)
Gain (Loss) Reclassified From AOCI into Income(1) 0 0 0 0
Interest rate contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain (Loss) Recognized in AOCI on Derivatives 19 (65) 6 (178)
Gain (Loss) Reclassified From AOCI into Income(1) $ (15) $ (17) $ (31) $ (27)