Additional Financial Information - Components of Other, Net Included in Statement of Operations (Detail) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Other Income and Expenses [Line Items]
Remeasurement of equity securities	$ (23)	$ (3)
Total Other, net	(35)	(18)
Nonoperating Income (Expense)
Other Income and Expenses [Line Items]
Remeasurement of equity securities	(23)	(3)
Dividends received from equity security investments	2	2
Gain on remeasurement of previously-held interest	4	0
Other	(18)	(17)
Total Other, net	$ (35)	$ (18)