Shareholders' Equity - Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Summary of the components of accumulated other comprehensive income, net of tax
Balance at beginning of period	$ 974.3	$ 917.1	$ 905.1
Balance at end of period	1,084.6	974.3	917.1
Accumulated Other Comprehensive Income (Loss)
Summary of the components of accumulated other comprehensive income, net of tax
Balance at beginning of period	3.7	(25.5)	17.0
Other comprehensive income (loss)	(14.8)	24.3	(44.6)
Realized gain on reclassification	2.9	4.9	2.1
Balance at end of period	(8.2)	3.7	(25.5)
Foreign Currency Translation
Summary of the components of accumulated other comprehensive income, net of tax
Balance at beginning of period	140.9	43.1	46.9
Other comprehensive income (loss)	(77.8)	97.8	(3.8)
Balance at end of period	63.1	140.9	43.1
Pension Liability Adjustment
Summary of the components of accumulated other comprehensive income, net of tax
Balance at beginning of period	(45.7)	(52.9)	(29.9)
Other comprehensive income (loss)	11.6	2.3	(25.1)
Realized gain on reclassification	2.9	4.9	2.1
Balance at end of period	(31.2)	(45.7)	(52.9)
Derivatives Desigated As Hedging Instruments
Summary of the components of accumulated other comprehensive income, net of tax
Balance at beginning of period	(91.5)	(15.7)
Other comprehensive income (loss)	51.4	(75.8)	(15.7)
Balance at end of period	$ (40.1)	$ (91.5)	$ (15.7)