Accumulated Other Comprehensive Loss - Reclassifications out of AOCI (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2017	Oct. 01, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]
Income taxes	$ (79.8)	$ (78.7)	$ (239.8)	$ (234.7)
Reclassifications from Accumulated other comprehensive loss to earnings
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax			2.0	10.1
Reclassifications from Accumulated other comprehensive loss to earnings | Cost of sales
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax			13.3	21.3
Reclassifications from Accumulated other comprehensive loss to earnings | Interest Expense [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax			11.3	11.2
Reclassifications from Accumulated other comprehensive loss to earnings | Unrealized losses on cash flow hedges, net of tax
Accumulated Other Comprehensive Income (Loss) [Line Items]
Income taxes			(0.6)	(3.9)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax			1.4	6.2
Reclassifications from Accumulated other comprehensive loss to earnings | Pension (losses) gains, net of tax
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, before Tax			(24.9)	(13.0)
Income taxes			(7.2)	(4.5)
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, Net of Tax			(17.7)	(8.5)
Reclassifications from Accumulated other comprehensive loss to earnings | Pension (losses) gains, net of tax | Cost of sales
Accumulated Other Comprehensive Income (Loss) [Line Items]
Actuarial losses, reclassification to Statements of Operations and Comprehensive Income			(7.3)	(7.8)
Reclassifications from Accumulated other comprehensive loss to earnings | Pension (losses) gains, net of tax | Other Expense [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Actuarial losses, reclassification to Statements of Operations and Comprehensive Income			(12.8)	0.0
Reclassifications from Accumulated other comprehensive loss to earnings | Pension (losses) gains, net of tax | Selling, general and administrative
Accumulated Other Comprehensive Income (Loss) [Line Items]
Actuarial losses, reclassification to Statements of Operations and Comprehensive Income			$ (4.8)	$ (5.2)