Equity - Additional Information (Detail) - USD ($) $ / shares in Units, shares in Millions	1 Months Ended	3 Months Ended		9 Months Ended
	Feb. 28, 2023	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022	Sep. 22, 2021	May 31, 2013
Class of Stock [Line Items]
Stock repurchase program authorized amount						$ 1,000,000,000
Remaining authorized repurchase amount		$ 623,000,000		$ 623,000,000
Class A Common Stock
Class of Stock [Line Items]
Stock repurchase program authorized amount							$ 500,000,000
Stock repurchased and retired (in shares)		0.8	2.5	7.7	3.9
Stock repurchased and retired		$ 14,000,000	$ 54,000,000	$ 129,000,000	$ 85,000,000
Cash dividends declared per share of common stock (in usd per share)	$ 0.10
Class B Common Stock
Class of Stock [Line Items]
Stock repurchased and retired (in shares)		0.4	1.2	3.9	1.9
Stock repurchased and retired		$ 6,000,000	$ 27,000,000	$ 65,000,000	$ 42,000,000
Cash dividends declared per share of common stock (in usd per share)	$ 0.10