Accumulated Other Comprehensive Loss - Schedule of Components of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	$ 1,322.0	$ 1,495.1	$ 1,244.9
Other comprehensive loss before reclassifications	(21.6)	(64.0)
Amounts reclassified from accumulated other comprehensive loss	10.9	1.0
Total other comprehensive (loss) income	(10.7)	(64.6)	129.4
Balance	1,446.1	1,322.0	1,495.1
Accounting Standards Update 2018-02
Accumulated Other Comprehensive Income Loss [Line Items]
Total other comprehensive (loss) income		(63.0)
Unrecognized Net Defined Plan Costs
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	(15.4)	(18.5)
Other comprehensive loss before reclassifications	(6.2)	3.6
Amounts reclassified from accumulated other comprehensive loss	(0.8)	(0.5)
Total other comprehensive (loss) income	(7.0)	3.1
Balance	(22.4)	(15.4)	(18.5)
Change in Fair Value of Derivatives Products
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	(5.8)	14.8
Other comprehensive loss before reclassifications	(12.8)	(22.1)
Amounts reclassified from accumulated other comprehensive loss	11.7	1.5
Total other comprehensive (loss) income	(1.1)	(20.6)
Balance	(6.9)	(5.8)	14.8
Foreign Currency Translation
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	(86.8)	(41.3)
Other comprehensive loss before reclassifications	(2.6)	(45.5)
Total other comprehensive (loss) income	(2.6)	(45.5)
Balance	(89.4)	(86.8)	(41.3)
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	(108.0)	(45.0)	(174.4)
Total other comprehensive (loss) income	(10.7)	(64.6)	129.4
Balance	$ (118.7)	$ (108.0)	$ (45.0)