Stockholders' Equity - Additional Information (Detail) $ / shares in Units, $ in Millions	12 Months Ended
	Jun. 30, 2023 USD ($) vote $ / shares shares	Jun. 30, 2022 USD ($) $ / shares shares	Jun. 30, 2021 shares	Sep. 22, 2021 USD ($)	Sep. 21, 2021
Class of Stock [Line Items]
Number of votes per share | vote	1
Authorized repurchase amount | $				$ 1,000
Remaining authorized repurchase amount | $	$ 577
Amount of stock repurchased and retired during period | $	$ 240	$ 183
Majority shareholder ownership percentage				44.00%
Class A Common Stock
Class of Stock [Line Items]
Common stock, shares authorized (in shares)	1,500,000,000	1,500,000,000
Common stock, par value (in dollars per share) | $ / shares	$ 0.01	$ 0.01
Common stock outstanding, net of treasury stock (in shares)	379,945,907	387,561,850
Shares repurchased and retired during period	9,500,000	5,800,000	0
Amount of stock repurchased and retired during period | $	$ 159	$ 122
Class B Common Stock
Class of Stock [Line Items]
Common stock, shares authorized (in shares)	750,000,000	750,000,000
Common stock, par value (in dollars per share) | $ / shares	$ 0.01	$ 0.01
Common stock outstanding, net of treasury stock (in shares)	192,013,909	196,808,833
Shares repurchased and retired during period	4,700,000	2,900,000	0
Amount of stock repurchased and retired during period | $	$ 81	$ 61
Ownership agreement, majority shareholder increase in voting power					1.75%
Class B Common Stock | Maximum
Class of Stock [Line Items]
Majority shareholder ownership percentage				44.00%
Series Common Stock
Class of Stock [Line Items]
Common stock, shares authorized (in shares)	25,000,000
Common stock, par value (in dollars per share) | $ / shares	$ 0.01
Common stock outstanding, net of treasury stock (in shares)	0
Preferred Stock
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares)	25,000,000
Preferred stock, par value (in dollars per share) | $ / shares	$ 0.01