Equity - Reconciliation of Reclassifications From Accumulated Other Comprehensive Income (Loss), Net of Income Tax (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Cost of sales	$ 266.0	$ 337.8
Total before income taxes	(5.9)	(23.4)
Provision for income taxes	(1.9)	(3.3)
Net loss	(7.8)	(26.7)
Other expense - net	(4.0)	(3.3)
Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Net loss	(0.2)	(1.2)
Gains and Losses on Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Total before income taxes	(0.1)	(0.8)
Net loss	(0.1)	(0.8)
Gains and Losses on Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income | Foreign Currency Exchange Contracts
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Cost of sales	(0.1)	(0.8)
Actuarial Losses | Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Other expense - net	(1.1)	(1.1)
Amortization of Prior Service Cost | Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Other expense - net	0.7	0.7
Pension & Postretirement | Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Total before income taxes	(0.4)	(0.4)
Provision for income taxes	0.3
Net loss	$ (0.1)	$ (0.4)