Accumulated Other Comprehensive Loss (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 299,300,000	$ 326,200,000	$ 281,300,000	$ 336,000,000.0
Other comprehensive income (loss), net of tax	(8,400,000)	(16,900,000)	(400,000)	(34,800,000)
Ending balance	301,700,000	312,400,000	301,700,000	312,400,000
Tax 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	(33,200,000)	(36,800,000)	(38,700,000)	(18,300,000)
Other comprehensive income (loss), net of tax	(9,300,000)	(17,000,000.0)	(3,800,000)	(35,500,000)
Ending balance	(42,500,000)	(53,800,000)	(42,500,000)	(53,800,000)
Cash Flow Hedges
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	100,000	500,000	500,000	0
Other comprehensive income (loss), net of tax	(100,000)	0	(500,000)	500,000
Ending balance	0	500,000	0	500,000
Pension and Postretirement Benefits
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(20,700,000)	(800,000)	(23,600,000)	(900,000)
Other comprehensive income (loss), net of tax	1,000,000.0	100,000	3,900,000	200,000
Ending balance	(19,700,000)	(700,000)	(19,700,000)	(700,000)
Total
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(53,800,000)	(37,100,000)	(61,800,000)	(19,200,000)
Ending balance	$ (62,200,000)	$ (54,000,000.0)	$ (62,200,000)	$ (54,000,000.0)