Accumulated Other Comprehensive Loss, Net of Tax (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021	Dec. 31, 2020
Foreign currency translation adjustment:
Balance at beginning of period	$ (723.2)	$ (637.6)
Other comprehensive (loss) income before reclassifications	(3.9)	(40.9)
Amount reclassified from accumulated other comprehensive loss, net of tax	0.0	0.7
Balance at end of period	(727.1)	(677.8)
Derivative Instrument:
Balance at beginning of period	22.9	6.8
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax	4.4	18.4
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	0.2	(3.9)
Balance at end of period	27.1	29.1
Defined Benefit Pension and Other Postretirement Plans
Balance at beginning of period	(192.3)	(247.6)	$ (193.9)	$ (249.4)
Other comprehensive (loss) income before reclassifications	0.3	0.0
Amount reclassified from accumulated other comprehensive loss, net of tax	1.3	1.8
Total:
Balance at beginning of period	(894.2)	(880.2)
Other comprehensive (loss) income before reclassifications	0.8	(22.5)
Amount reclassified from accumulated other comprehensive loss, net of tax	1.1	6.4
Balance at end of period	$ (892.3)	$ (896.3)