Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017
AOCI Attributable to Parent, Net of Tax
Beginning balance	$ 834
Other comprehensive (loss) income before reclassifications	27	$ (22)
Amounts reclassified from AOCI	2	10
Tax benefit (expense)	(6)	2
Other comprehensive (loss) income	23	(10)
Ending balance	1,213
Unrealized gain (loss) on sales hedging
AOCI Attributable to Parent, Net of Tax
Beginning balance	(9)	6
Other comprehensive (loss) income before reclassifications	27	(22)
Amounts reclassified from AOCI	(1)	4
Tax benefit (expense)	(4)	3
Other comprehensive (loss) income	22	(15)
Ending balance	13	(9)
Unrealized (loss) gain on forward interest rate swaps
AOCI Attributable to Parent, Net of Tax
Beginning balance	(9)	(15)
Other comprehensive (loss) income before reclassifications	7	(2)
Amounts reclassified from AOCI	3	6
Tax benefit (expense)	(2)	(1)
Other comprehensive (loss) income	8	3
Ending balance	(1)	(12)
Currency translation adjustments
AOCI Attributable to Parent, Net of Tax
Beginning balance	(34)	(36)
Other comprehensive (loss) income before reclassifications	(7)	2
Amounts reclassified from AOCI	0	0
Tax benefit (expense)	0	0
Other comprehensive (loss) income	(7)	2
Ending balance	(41)	(34)
Total
AOCI Attributable to Parent, Net of Tax
Beginning balance	(52)	(45)
Ending balance	$ (29)	$ (55)