Revenues - Disaggregation of Revenue By Product Category And Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 30, 2019	Mar. 31, 2018
Disaggregation of Revenue [Line Items]
Total Net sales	$ 1,066	$ 977
Tangible products
Disaggregation of Revenue [Line Items]
Total Net sales	924	839
Services and software
Disaggregation of Revenue [Line Items]
Total Net sales	142	138
AIT
Disaggregation of Revenue [Line Items]
Total Net sales	357	352
AIT | Tangible products
Disaggregation of Revenue [Line Items]
Total Net sales	320	313
AIT | Services and software
Disaggregation of Revenue [Line Items]
Total Net sales	37	39
EVM
Disaggregation of Revenue [Line Items]
Total Net sales	709	625
EVM | Tangible products
Disaggregation of Revenue [Line Items]
Total Net sales	604	526
EVM | Services and software
Disaggregation of Revenue [Line Items]
Total Net sales	$ 105	$ 99