Description of Business, Including Segment and Geographic Area Information - Schedule of Revenue by Geographic Area (Details) - USD ($) $ in Millions		3 Months Ended								12 Months Ended
		Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Revenue		$ 3,717	$ 4,261	$ 4,017	$ 3,789	$ 3,750	$ 4,116	$ 3,693	$ 3,402	$ 15,784	$ 14,961	$ 13,370
United States
Segment Reporting Information [Line Items]
Revenue										2,288	1,901	1,682
Asia
Segment Reporting Information [Line Items]
Revenue	[1]									9,240	8,824	8,024
Europe, Middle East And Africa
Segment Reporting Information [Line Items]
Revenue										3,047	2,907	2,393
Japan
Segment Reporting Information [Line Items]
Revenue										869	1,049	1,040
Rest of world
Segment Reporting Information [Line Items]
Revenue										$ 340	$ 280	$ 231

[1] Revenue from products shipped into China was $7.0 billion, $6.6 billion and $6.0 billion in 2018, 2017 and 2016, respectively