Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	Jun. 30, 2024	Jun. 30, 2023
Deferred tax assets
Accrued liabilities	$ 167	$ 150
Capital loss carryforwards	1,161	1,163
Net operating loss carryforwards	321	360
Business tax credits	147	131
Operating lease liabilities	284	309
Other	164	138
Total deferred tax assets	2,244	2,251
Deferred tax liabilities
Asset basis difference and amortization	(91)	(79)
Operating lease right-of-use asset	(266)	(287)
Other	(15)	(9)
Total deferred tax liabilities	(372)	(375)
Net deferred tax asset before valuation allowance	1,872	1,876
Less: valuation allowance (See Note 22—Valuation and Qualifying Accounts)	(1,659)	(1,646)
Net deferred tax assets	$ 213	$ 230