Commitments, Contingencies and Guarantees (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Apr. 02, 2015	Dec. 31, 2015
Commitments Contingencies And Guarantees [Abstract]
Loss Contingency Accrual	$ 25.0		$ 25.0
Current Period Forward Loss Recorded		$ 2.9
Service warranty roll forward
Product Warranty And Extraordinary Rework	158.7
Charges to costs and expenses	1.8
Product Warranty Accrual, Payments	(2.8)
Product Warranty And Extraordinary Rework	157.6
Product Warranty Extraordinary Rework Accrual Currency Translation Increase Decrease	(0.1)
Commitments Contingencies And Guarantees Textuals [Abstract]
Outstanding amount of guarantees	22.2		20.1
Restricted Cash and Investments, Noncurrent	$ 19.9		$ 19.9