Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Disaggregation of Revenue [Line Items]
Revenues	$ 5,920	$ 5,116	$ 17,851	$ 14,871
North America [Member]
Disaggregation of Revenue [Line Items]
Revenues	3,030		8,975
Europe [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,454		4,521
Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,251		3,809
Other Regions [Member]
Disaggregation of Revenue [Line Items]
Revenues	185		546
Consumables [Member]
Disaggregation of Revenue [Line Items]
Revenues	3,056		9,345
Instruments [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,515		4,462
Service [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 1,349	$ 884	$ 4,044	$ 2,239