Revenues - Disaggregation of Revenue By Product Category And Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 29, 2019	Jun. 30, 2018	Jun. 29, 2019	Jun. 30, 2018
Disaggregation of Revenue [Line Items]
Total Net sales	$ 1,097	$ 1,012	$ 2,163	$ 1,989
Tangible products
Disaggregation of Revenue [Line Items]
Total Net sales	963	889	1,887	1,728
Services and software
Disaggregation of Revenue [Line Items]
Total Net sales	134	123	276	261
AIT
Disaggregation of Revenue [Line Items]
Total Net sales	370	351	727	703
AIT | Tangible products
Disaggregation of Revenue [Line Items]
Total Net sales	344	322	664	635
AIT | Services and software
Disaggregation of Revenue [Line Items]
Total Net sales	26	29	63	68
EVM
Disaggregation of Revenue [Line Items]
Total Net sales	727	661	1,436	1,286
EVM | Tangible products
Disaggregation of Revenue [Line Items]
Total Net sales	619	567	1,223	1,093
EVM | Services and software
Disaggregation of Revenue [Line Items]
Total Net sales	$ 108	$ 94	$ 213	$ 193