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Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Millions	Oct. 23, 2023	Oct. 30, 2023	Jul. 31, 2023	Feb. 06, 2019
Class A
Subsequent events
Value of shares of the entity's Class A common stock authorized to be repurchased			$ 150	$ 150
Subsequent event \| Bradley
Subsequent events
Purchase price	$ 303
Amount of transaction funded by borrowings	$ 210
Subsequent event \| Class A
Subsequent events
Quarterly dividend payable (in dollars per share)		$ 0.36
Subsequent event \| Class B
Subsequent events
Quarterly dividend payable (in dollars per share)		$ 0.36