Accumulated Other Comprehensive (Loss) - Reclassifications Out of AOCI (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of Sales	$ 1,348.9	$ 1,265.0	$ 2,627.2	$ 2,504.8
Other (Income) Expense, Net	(5.4)	1.7	1.1	2.9
Prior Service Credits	0.6	0.0	(151.0)	(0.1)
Total before Tax	(84.7)	(108.9)	(59.4)	(207.8)
Tax Expense	18.3	23.0	12.9	44.0
Net of Tax	$ (66.7)	$ (86.1)	(46.9)	$ (164.2)
Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net of Tax			121.0
Reclassification out of Accumulated Other Comprehensive Income | Derivatives Instruments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total before Tax			(3.1)
Tax Expense			0.6
Net of Tax			(2.5)
Reclassification out of Accumulated Other Comprehensive Income | Derivatives Instruments | Commodity Contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of Sales			(5.4)
Reclassification out of Accumulated Other Comprehensive Income | Derivatives Instruments | Foreign Currency Contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other (Income) Expense, Net			(0.6)
Reclassification out of Accumulated Other Comprehensive Income | Derivatives Instruments | Interest Rate Swap Agreements
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest Expense, Net			2.9
Reclassification out of Accumulated Other Comprehensive Income | Pension and Postretirement Benefit Plans | Pension Benefit Plans
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Actuarial (Losses) Gains			155.2
Total before Tax			155.2
Tax Expense			(30.9)
Net of Tax			124.3
Reclassification out of Accumulated Other Comprehensive Income | Pension and Postretirement Benefit Plans | Postretirement Benefits Plan
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Prior Service Credits			(0.1)
Actuarial (Losses) Gains			(0.9)
Total before Tax			(1.0)
Tax Expense			0.2
Net of Tax			$ (0.8)