Accumulated Other Comprehensive Loss - Schedule of Details of Comprehensive Loss (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	$ (248.7)
Other comprehensive income (loss) before reclassifications	(40.5)	$ 22.1
Less: amounts reclassified from accumulated other comprehensive loss	(4.4)	7.5	$ 6.1
Other comprehensive (loss) income	(44.9)	29.6	(54.5)
Balance at end of period	(344.1)	(248.7)
Intra-entity foreign currency translation adjustment	(837.5)	(760.5)
Unrecognized Pension Items
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	137.5	172.5
Other comprehensive income (loss) before reclassifications	7.3	28.7
Less: amounts reclassified from accumulated other comprehensive loss	3.9	6.3
Other comprehensive (loss) income	11.2	35.0
Balance at end of period	126.3	137.5	172.5
Cumulative Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	760.5	721.7
Other comprehensive income (loss) before reclassifications	(77.0)	(38.8)
Less: amounts reclassified from accumulated other comprehensive loss	0.0	0.0
Other comprehensive (loss) income	(77.0)	(38.8)
Balance at end of period	837.5	760.5	721.7
Cumulative Translation Adjustment | Intra-entity transactions
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Intra-entity foreign currency translation adjustment	(15.8)	(30.2)	37.0
Unrecognized Gain (Losses), on Derivative Instruments for Net Investment Hedge and Cash Flow Hedge | Net Investment Hedge
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	38.3	67.5
Other comprehensive income (loss) before reclassifications	20.0	29.2
Less: amounts reclassified from accumulated other comprehensive loss	0.0	0.0
Other comprehensive (loss) income	20.0	29.2
Balance at end of period	18.3	38.3	67.5
Unrecognized Gain (Losses), on Derivative Instruments for Net Investment Hedge and Cash Flow Hedge | Cash Flow Hedge
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(2.4)	1.8
Other comprehensive income (loss) before reclassifications	9.2	3.0
Less: amounts reclassified from accumulated other comprehensive loss	(8.3)	1.2
Other comprehensive (loss) income	0.9	4.2
Balance at end of period	(3.3)	(2.4)	1.8
Accumulated  Other Comprehensive  Loss, Net of  Taxes
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	933.9	963.5
Balance at end of period	$ 978.8	$ 933.9	$ 963.5