Equity - Reconciliation of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Increase (Decrease) in Equity [Roll Forward]
Beginning balance			$ 603.3
Total other comprehensive income (loss), net of income tax	$ 19.9	$ (19.0)	5.8	$ (13.0)
Ending balance	607.6		607.6
Gains and Losses on Cash Flow Hedges
Increase (Decrease) in Equity [Roll Forward]
Beginning balance	(0.6)	(0.4)	1.3	5.4
Other comprehensive income (loss) before reclassifications	1.9	(5.2)	(1.3)	(5.8)
Amounts reclassified from accumulated other comprehensive loss	(0.5)	0.6	0.8	(4.6)
Total other comprehensive income (loss), net of income tax	1.4	(4.6)	(0.5)	(10.4)
Ending balance	0.8	(5.0)	0.8	(5.0)
Pension & Postretirement
Increase (Decrease) in Equity [Roll Forward]
Beginning balance	(10.2)	(17.2)	(10.3)	(15.3)
Other comprehensive income (loss) before reclassifications	(0.7)	(1.1)	(0.7)	(4.4)
Amounts reclassified from accumulated other comprehensive loss	0.2	0.8	0.3	2.2
Total other comprehensive income (loss), net of income tax	(0.5)	(0.3)	(0.4)	(2.2)
Ending balance	(10.7)	(17.5)	(10.7)	(17.5)
Foreign Currency Translation
Increase (Decrease) in Equity [Roll Forward]
Beginning balance	(89.7)	(84.3)	(77.4)	(98.0)
Other comprehensive income (loss) before reclassifications	19.0	(14.1)	6.7	(9.7)
Amounts reclassified from accumulated other comprehensive loss	0.0	0.0	0.0	9.3
Total other comprehensive income (loss), net of income tax	19.0	(14.1)	6.7	(0.4)
Ending balance	(70.7)	(98.4)	(70.7)	(98.4)
Accumulated Other Comprehensive Loss
Increase (Decrease) in Equity [Roll Forward]
Beginning balance	(100.5)	(101.9)	(86.4)	(107.9)
Other comprehensive income (loss) before reclassifications	20.2	(20.4)	4.7	(19.9)
Amounts reclassified from accumulated other comprehensive loss	(0.3)	1.4	1.1	6.9
Total other comprehensive income (loss), net of income tax	19.9	(19.0)	5.8	(13.0)
Ending balance	$ (80.6)	$ (120.9)	$ (80.6)	$ (120.9)