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Notional Amounts of Outstanding Derivative Instruments Measured in U.S. Dollar Equivalents (Detail) - USD ($)
$ in Millions
Dec. 31, 2021
Jun. 30, 2021
Designated as Hedging Instruments | Foreign Exchange Contracts | Derivatives Purchased    
Derivative [Line Items]    
Notional amounts $ 635 $ 635
Designated as Hedging Instruments | Foreign Exchange Contracts | Derivatives Sold    
Derivative [Line Items]    
Notional amounts 0 6,081
Designated as Hedging Instruments | Interest Rate Contracts | Derivatives Purchased    
Derivative [Line Items]    
Notional amounts 1,224 1,247
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Derivatives Purchased    
Derivative [Line Items]    
Notional amounts 7,956 14,223
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Derivatives Sold    
Derivative [Line Items]    
Notional amounts 18,931 23,391
Not Designated as Hedging Instruments | Other Contracts | Derivatives Purchased    
Derivative [Line Items]    
Notional amounts 3,126 2,456
Not Designated as Hedging Instruments | Other Contracts | Derivatives Sold    
Derivative [Line Items]    
Notional amounts $ 664 $ 763