Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017
Disaggregation of Revenue [Line Items]
Revenues	$ 6,078	$ 4,990	$ 11,931	$ 9,755
North America [Member]
Disaggregation of Revenue [Line Items]
Revenues	3,042		5,945
Europe [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,549		3,067
Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,294		2,558
Other Regions [Member]
Disaggregation of Revenue [Line Items]
Revenues	193		361
Product [Member]
Disaggregation of Revenue [Line Items]
Revenues	4,708	4,298	9,236	8,400
Consumables [Member]
Disaggregation of Revenue [Line Items]
Revenues	3,178		6,289
Instruments [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,530		2,947
Service [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 1,370	$ 692	$ 2,695	$ 1,355