Derivative Instruments and Hedging Activities Derivative Instruments and Hedging Activities- Non-designated derivatives (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 02, 2016	Jun. 27, 2015	Jul. 02, 2016	Jun. 27, 2015
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net			$ 7.0
Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ (2.2)	$ 4.2	(9.0)	$ (254.0)
Foreign exchange forward [Member] | Other nonoperating income (expense) [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net	(1.6)	5.2	(8.5)	(250.5)
Foreign exchange forward [Member] | Interest expense, net | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ (0.6)	$ (1.0)	$ (0.5)	$ (3.5)