Stockholders' Equity - Schedule of Adjustments to Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accumulated Other Comprehensive Income Loss [Line Items]
Unrealized gain (loss)	$ 129.5	$ (320.1)	$ (41.1)
Other comprehensive (loss) income before reclassifications, Tax Effect	(5.7)	12.0	0.1
Other comprehensive income (loss)	129.5	(320.1)	(41.1)
Interest Rate Swap [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Unrealized gain (loss)		8.8	0.4
Reclassification of (gains) losses into net earnings on interest rate swaps	0.0	(2.3)	0.6
Net change in cash flow hedges	0.0	6.5	1.0
Other comprehensive (loss) income before reclassifications, Tax Effect	0.0	(1.7)	(0.3)
Other comprehensive (loss) income, Tax Effect	0.0	(1.7)	(0.3)
Other comprehensive income (loss)		8.8	0.4
Defined Benefit Obligation [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Unrealized gain (loss)	(0.9)	(0.5)	3.4
Reclassification of losses into net earnings on defined benefit pension, Tax Effect	0.2	(0.8)	0.0
Other comprehensive income (loss)	(0.9)	(0.5)	3.4
Foreign Currency Translation [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Unrealized gain (loss)	130.4	(326.1)	(45.5)
Other comprehensive (loss) income before reclassifications, Tax Effect	(5.9)	14.5	0.4
Other comprehensive income (loss)	$ 130.4	$ (326.1)	$ (45.5)