Accumulated Other Comprehensive Loss (Details) - USD ($)	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 382,800,000	$ 337,100,000
Pension and OPEB activity, net of tax	1,200,000	(200,000)
Ending balance	381,000,000.0	354,800,000
Tax on currency translation as foreign earnings permanently reinvested	0	0
Total
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(22,000,000.0)	(51,800,000)
Currency translation	(8,000,000.0)	10,200,000
Pension and OPEB activity, net of tax	(1,200,000)	200,000
Ending balance	(31,200,000)	(41,400,000)
Cumulative Translation Adjustment
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(20,300,000)	(46,400,000)
Currency translation	(8,000,000.0)	10,200,000
Ending balance	(28,300,000)	(36,200,000)
Pension and Postretirement Benefits
Increase (Decrease) in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(1,700,000)	(5,400,000)
Pension and OPEB activity, net of tax	(1,200,000)	200,000
Ending balance	$ (2,900,000)	$ (5,200,000)