Accumulated Other Comprehensive Loss - Schedule of Components of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
Accumulated Other Comprehensive Income Loss [Line Items]
Balance		$ 1,510.2	$ 1,446.1
Other comprehensive loss before reclassifications		(7.5)
Amounts reclassified from accumulated other comprehensive loss		(11.6)
Total other comprehensive loss		(19.1)	(36.6)
Balance		1,486.9	1,421.1
Unrecognized Net Defined Benefit and Postretirement Plan Costs
Accumulated Other Comprehensive Income Loss [Line Items]
Balance		(40.4)
Other comprehensive loss before reclassifications		(1.9)
Amounts reclassified from accumulated other comprehensive loss		0.2
Total other comprehensive loss		(1.7)
Balance		(42.1)
Change in Fair Value of Derivatives Products
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	[1]	15.6
Other comprehensive loss before reclassifications	[1]	6.4
Amounts reclassified from accumulated other comprehensive loss	[1]	(11.8)
Total other comprehensive loss	[1]	(5.4)
Balance	[1]	10.2
Foreign Currency Translation
Accumulated Other Comprehensive Income Loss [Line Items]
Balance		(34.8)
Other comprehensive loss before reclassifications		(12.0)
Total other comprehensive loss		(12.0)
Balance		(46.8)
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income Loss [Line Items]
Balance		(59.6)	(118.7)
Total other comprehensive loss		(19.1)	(36.6)
Balance		$ (78.7)	$ (155.3)

[1] Includes forward foreign exchange contracts, interest rate derivatives and commodity swaps.