Accumulated Other Comprehensive Loss (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 327,900,000	$ 359,100,000	$ 324,800,000	$ 357,900,000
Currency translation	(14,600,000)	1,600,000	(18,500,000)	(2,700,000)
Foreign currency forward contracts	(200,000)	0	500,000	0
Pension and OPEB activity, net of tax	0	200,000	100,000	400,000
Ending balance	313,800,000	353,200,000	313,800,000	353,200,000
Income taxes provided on currency translation as foreign earnings permanently reinvested	0	0	0	0
Cumulative Translation Adjustment
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(22,200,000)	(12,600,000)	(18,300,000)	(8,300,000)
Ending balance	(36,800,000)	(11,000,000.0)	(36,800,000)	(11,000,000.0)
Cash Flow Hedges
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	700,000	0	0	0
Ending balance	500,000	0	500,000	0
Pension and Postretirement Benefits
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(800,000)	(9,600,000)	(900,000)	(9,800,000)
Ending balance	(800,000)	(9,400,000)	(800,000)	(9,400,000)
Accumulated Other Comprehensive Loss
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(22,300,000)	(22,200,000)	(19,200,000)	(18,100,000)
Ending balance	$ (37,100,000)	$ (20,400,000)	$ (37,100,000)	$ (20,400,000)