Derivative Instruments - Gain (Loss) (Details) - Derivative instruments not designated as hedges - USD ($) $ in Millions	3 Months Ended
Apr. 01, 2017	Apr. 02, 2016
Derivative Instruments, Gain (Loss) [Line Items]
Total (loss) gain recognized in income	$ (4)	$ (4)
Foreign exchange contracts \| Foreign exchange (loss) gain
Derivative Instruments, Gain (Loss) [Line Items]
Total (loss) gain recognized in income	(5)	(5)
Forward interest rate swaps \| Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Total (loss) gain recognized in income	$ 1	$ 1

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5618551-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (a),(c),(d),(e)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration