Shareholders' Equity - Additional Information (Details) $ / shares in Units, $ in Millions			3 Months Ended				9 Months Ended
	Dec. 18, 2023 USD ($) $ / shares shares	May 22, 2023	Sep. 30, 2024 USD ($) shares	Jun. 30, 2024 USD ($)	Mar. 31, 2024 USD ($)	Sep. 30, 2023 USD ($) shares	Sep. 30, 2024 USD ($) shares	Sep. 30, 2023 USD ($) shares	Dec. 15, 2023 $ / shares	Sep. 29, 2021 USD ($)
Share Repurchase Program [Line Items]
Repurchase aggregate cost			$ 9.0	$ 13.0	$ 145.7	$ 37.3
Share price (in dollars per share) | $ / shares									$ 128.95
Stock split, conversion ratio		2
2021 Stock Repurchase Program
Share Repurchase Program [Line Items]
Authorized stock repurchase amount										$ 500.0
Remaining unused authorization for stock repurchase program			$ 170.9				$ 170.9
Repurchase of common stock (in shares) | shares			67,139			310,367	345,834	310,367
Repurchase aggregate cost			$ 9.0			$ 37.3	$ 43.9	$ 37.3
Stock Repurchase Agreement with The Duchossois Group, Inc Affiliate
Share Repurchase Program [Line Items]
Repurchase of common stock (in shares) | shares	1,000,000
Price per common stock (in dollars per share) | $ / shares	$ 123.75
Purchase discount	4.03%
Stock Repurchase Agreement with The Duchossois Group, Inc Affiliate | Affiliate Of Duchossois Group, Inc.
Share Repurchase Program [Line Items]
Repurchase aggregate cost	$ 123.8