Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Income Tax Disclosure [Abstract]
Income tax expense	$ 29	$ 43	$ 199	$ 153
Income before income tax benefit (loss)	$ 133	$ 139	832	557
Gross income tax paid			132	131
Income tax refunds			$ 3	$ 11