Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 02, 2021	Sep. 26, 2020	Oct. 02, 2021	Sep. 26, 2020
Disaggregation of Revenue [Line Items]
Revenues	$ 9,330	$ 8,521	$ 28,509	$ 21,668
North America [Member]
Disaggregation of Revenue [Line Items]
Revenues	4,662	4,587	14,292	11,418
Europe [Member]
Disaggregation of Revenue [Line Items]
Revenues	2,557	2,032	8,037	5,464
Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,836	1,607	5,294	4,054
Other Regions [Member]
Disaggregation of Revenue [Line Items]
Revenues	275	295	886	732
Consumables [Member]
Disaggregation of Revenue [Line Items]
Revenues	5,544	4,956	16,880	12,214
Instruments [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,816	1,826	5,550	4,448
Service [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 1,970	$ 1,739	$ 6,079	$ 5,006