Fair Value Measurements, Derivative Instruments (Details) (USD $) In Millions, unless otherwise specified			3 Months Ended	6 Months Ended			3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 28, 2014	Dec. 31, 2013	Jun. 28, 2014 Interest Rate Swaps [Member] Other Expense [Member] Derivatives Designated as Fair Value Hedges [Member]	Jun. 28, 2014 Interest Rate Swaps [Member] Other Expense [Member] Derivatives Designated as Fair Value Hedges [Member]	Jun. 28, 2014 Interest Rate Swaps [Member] Derivatives Designated as Hedging Instruments Other Long-term Liabilities [Member]	Dec. 31, 2013 Interest Rate Swaps [Member] Derivatives Designated as Hedging Instruments Other Long-term Liabilities [Member]	Jun. 28, 2014 Foreign Currency Exchange Contracts [Member] Cost of Revenues [Member] Derivatives Not Designated as Fair Value Hedges	Jun. 29, 2013 Foreign Currency Exchange Contracts [Member] Cost of Revenues [Member] Derivatives Not Designated as Fair Value Hedges	Jun. 28, 2014 Foreign Currency Exchange Contracts [Member] Cost of Revenues [Member] Derivatives Not Designated as Fair Value Hedges	Jun. 29, 2013 Foreign Currency Exchange Contracts [Member] Cost of Revenues [Member] Derivatives Not Designated as Fair Value Hedges	Jun. 28, 2014 Foreign Currency Exchange Contracts [Member] Other Expense [Member] Derivatives Not Designated as Fair Value Hedges	Jun. 29, 2013 Foreign Currency Exchange Contracts [Member] Other Expense [Member] Derivatives Not Designated as Fair Value Hedges	Jun. 28, 2014 Foreign Currency Exchange Contracts [Member] Other Expense [Member] Derivatives Not Designated as Fair Value Hedges	Jun. 29, 2013 Foreign Currency Exchange Contracts [Member] Other Expense [Member] Derivatives Not Designated as Fair Value Hedges	Jun. 28, 2014 Foreign Currency Exchange Contracts [Member] Derivatives Not Designated as Fair Value Hedges Other Current Assets [Member]	Dec. 31, 2013 Foreign Currency Exchange Contracts [Member] Derivatives Not Designated as Fair Value Hedges Other Current Assets [Member]	Jun. 28, 2014 Foreign Currency Exchange Contracts [Member] Derivatives Not Designated as Fair Value Hedges Accrued Expense [Member]	Dec. 31, 2013 Foreign Currency Exchange Contracts [Member] Derivatives Not Designated as Fair Value Hedges Accrued Expense [Member]
Derivatives Fair Value [Line Items]
Notional Amount Of Derivatives	$ 3,500	$ 2,030
Fair Value - Assets
Derivative Asset, Fair Value															3.9	3.8
Fair Value - Liabilities
Derivative Liability, Fair Value					1.4	5.2											5.4	1.3
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized			1.0	2.1			3.4	(0.5)	4.2	0.5	(0.5)	(1.9)	0.2	14.8
Ineffective Portion of Gain (Loss) Recognized			$ 1.1	$ 1.8