Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Millions	Jun. 30, 2022	Jun. 30, 2021
Deferred tax assets:
Accrued liabilities	$ 173	$ 169
Capital loss carryforwards	1,135	1,126
Retirement benefit obligations	24	34
Net operating loss carryforwards	408	484
Business tax credits	122	115
Operating lease liabilities	278	365
Other	151	153
Total deferred tax assets	2,291	2,446
Deferred tax liabilities:
Asset basis difference and amortization	(163)	(161)
Operating lease right-of-use asset	(257)	(339)
Other	(59)	(63)
Total deferred tax liabilities	(479)	(563)
Net deferred tax asset before valuation allowance	1,812	1,883
Less: valuation allowance (See Note 22—Valuation and Qualifying Accounts)	(1,588)	(1,765)
Net deferred tax assets	$ 224	$ 118