Financial Instruments - Fair Value of Derivative Instruments (Details) - USD ($) $ in Millions	Apr. 02, 2017	Dec. 31, 2016
Derivatives, Fair Value [Line Items]
Total derivatives	$ 7	$ 21
Foreign Exchange Forward | Derivatives Not Designated as Hedging Instruments
Derivatives, Fair Value [Line Items]
Total derivatives	(10)	4
Foreign Exchange Forward | Derivatives Not Designated as Hedging Instruments | Other current assets
Derivatives, Fair Value [Line Items]
Derivative assets	5	12
Foreign Exchange Forward | Derivatives Not Designated as Hedging Instruments | Other current liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities	(15)	(8)
Interest Rate Swap | Derivatives Designated as Hedging Instruments:
Derivatives, Fair Value [Line Items]
Total derivatives	17	17
Interest Rate Swap | Derivatives Designated as Hedging Instruments: | Other current assets
Derivatives, Fair Value [Line Items]
Derivative assets	$ 17	$ 17