Quarterly report pursuant to Section 13 or 15(d)

Amount and Location in the Income Statement for Derivatives Designed as Cash Flow Hedges (Detail)

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Amount and Location in the Income Statement for Derivatives Designed as Cash Flow Hedges (Detail) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Derivative Instruments in Cash Flow Hedging Relationships    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Gain (Loss) Recognized in AOCI on Derivatives $ 95 $ 163
Derivative Instruments in Cash Flow Hedging Relationships | Interest rate contracts    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Gain (Loss) Recognized in AOCI on Derivatives 3 3
Derivative Instruments in Cash Flow Hedging Relationships | Foreign currency exchange contracts    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Gain (Loss) Recognized in AOCI on Derivatives 92 160
Non-derivative Instruments in Net Investment Hedging Relationships    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Gain (Loss) Recognized in AOCI on Derivatives 46 124
Non-derivative Instruments in Net Investment Hedging Relationships | Foreign currency exchange contracts    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Gain (Loss) Recognized in AOCI on Derivatives $ 46 $ 124