Geographical Information (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2018	Apr. 01, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues		$ 5,853	$ 4,765
UNITED STATES
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	[1]	2,756	2,377
CHINA
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	[1]	541	441
All Other Countries [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	[1]	$ 2,556	$ 1,947

[1] Revenues are attributed to countries based on customer location.