Fair Values of Derivative Instruments (Detail) - USD ($) $ in Millions	Sep. 30, 2021	Jun. 30, 2021
Derivatives Fair Value [Line Items]
Derivative Assets	$ 304	$ 399
Gross amounts of derivatives offset in the balance sheet, assets	(96)	(141)
Cash collateral received, assets	0	0
Net amounts of derivatives, assets	208	258
Derivative Liabilities	(248)	(335)
Gross amounts of derivatives offset in the balance sheet, liabilities	97	142
Cash collateral received, liabilities	(70)	(42)
Net amounts of derivatives, liabilities	(221)	(235)
Level 1
Derivatives Fair Value [Line Items]
Derivative Assets	0	0
Derivative Liabilities	(3)	0
Level 2
Derivatives Fair Value [Line Items]
Derivative Assets	298	396
Derivative Liabilities	(245)	(335)
Level 3
Derivatives Fair Value [Line Items]
Derivative Assets	6	3
Derivative Liabilities	0	0
Designated as Hedging Instruments \| Foreign Exchange Contracts
Derivatives Fair Value [Line Items]
Derivative Assets	49	76
Derivative Liabilities	(20)	(8)
Designated as Hedging Instruments \| Interest Rate Contracts
Derivatives Fair Value [Line Items]
Derivative Assets	33	40
Derivative Liabilities	0	0
Not Designated as Hedging Instruments \| Foreign Exchange Contracts
Derivatives Fair Value [Line Items]
Derivative Assets	197	227
Derivative Liabilities	(155)	(291)
Not Designated as Hedging Instruments \| Other Contracts
Derivatives Fair Value [Line Items]
Derivative Assets	25	56
Derivative Liabilities	(73)	(36)
Short-term Investments
Derivatives Fair Value [Line Items]
Net amounts of derivatives, assets	31	78
Other Current Assets
Derivatives Fair Value [Line Items]
Net amounts of derivatives, assets	144	137
Other Long-term Assets
Derivatives Fair Value [Line Items]
Net amounts of derivatives, assets	33	43
Other Current Liabilities
Derivatives Fair Value [Line Items]
Net amounts of derivatives, liabilities	(141)	(182)
Other Long-term Liabilities
Derivatives Fair Value [Line Items]
Net amounts of derivatives, liabilities	$ (80)	$ (53)

Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and elected not to be offset.

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Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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