Commitments and Contingencies Narrative (Details) $ in Millions	9 Months Ended
	Sep. 29, 2017 USD ($)
Movement in Standard Product Warranty Accrual [Roll Forward]
Accrued warranty liability, beginning of period	$ 65.0
Accruals for warranties issued during the period	56.3
Settlements made	(54.8)
Standard and Extended Product Warranty Accrual, Additions from Business Acquisition	1.6
Effect of foreign currency translation	0.2
Accrued warranty liability, end of period	$ 68.3
Minimum [Member]
Loss Contingencies [Line Items]
Warranty Period	90 days