Revenues - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jul. 01, 2017	Apr. 01, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Disaggregation of Revenue [Line Items]
Total Net sales	$ 1,137	$ 1,092	$ 1,012	$ 977	$ 1,026	$ 935	$ 896	$ 865	$ 4,218	$ 3,722	$ 3,574
Tangible Products
Disaggregation of Revenue [Line Items]
Total Net sales									3,685	3,223	3,056
Services and Software
Disaggregation of Revenue [Line Items]
Total Net sales									533	$ 499	$ 518
AIT
Disaggregation of Revenue [Line Items]
Total Net sales									1,423
AIT | Tangible Products
Disaggregation of Revenue [Line Items]
Total Net sales									1,298
AIT | Services and Software
Disaggregation of Revenue [Line Items]
Total Net sales									125
EVM
Disaggregation of Revenue [Line Items]
Total Net sales									2,795
EVM | Tangible Products
Disaggregation of Revenue [Line Items]
Total Net sales									2,387
EVM | Services and Software
Disaggregation of Revenue [Line Items]
Total Net sales									$ 408