Fair Values of Derivative Instruments (Detail) - USD ($) $ in Millions	Jun. 30, 2022	Jun. 30, 2021
Derivatives Fair Value [Line Items]
Derivative Assets	$ 356	$ 399
Gross amounts of derivatives offset in the balance sheet, assets	(130)	(141)
Cash collateral received, assets	0	0
Net amounts of derivatives, assets	226	258
Derivative Liabilities	(551)	(335)
Gross amounts of derivatives offset in the balance sheet, liabilities	133	142
Cash collateral received, liabilities	(75)	(42)
Net amounts of derivatives, liabilities	(493)	(235)
Level 1
Derivatives Fair Value [Line Items]
Derivative Assets	1	0
Derivative Liabilities	0	0
Level 2
Derivatives Fair Value [Line Items]
Derivative Assets	349	396
Derivative Liabilities	(551)	(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	0	76
Derivative Liabilities	(77)	(8)
Designated as Hedging Instruments | Interest Rate Contracts
Derivatives Fair Value [Line Items]
Derivative Assets	3	40
Derivative Liabilities	0	0
Not Designated as Hedging Instruments | Foreign Exchange Contracts
Derivatives Fair Value [Line Items]
Derivative Assets	333	227
Derivative Liabilities	(362)	(291)
Not Designated as Hedging Instruments | Other Contracts
Derivatives Fair Value [Line Items]
Derivative Assets	20	56
Derivative Liabilities	(112)	(36)
Short-term Investments
Derivatives Fair Value [Line Items]
Net amounts of derivatives, assets	8	78
Other Current Assets
Derivatives Fair Value [Line Items]
Net amounts of derivatives, assets	218	137
Other Long-term Assets
Derivatives Fair Value [Line Items]
Net amounts of derivatives, assets	0	43
Other Current Liabilities
Derivatives Fair Value [Line Items]
Net amounts of derivatives, liabilities	(298)	(182)
Other Long-term Liabilities
Derivatives Fair Value [Line Items]
Net amounts of derivatives, liabilities	$ (195)	$ (53)