Operating Revenue - Segment Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Disaggregation of Revenue [Line Items]
Revenue	$ 2,564	$ 3,609	$ 5,792	$ 7,161
Operating segments | Automotive OEM
Disaggregation of Revenue [Line Items]
Revenue	361	788	1,057	1,594
Operating segments | Food Equipment
Disaggregation of Revenue [Line Items]
Revenue	336	548	819	1,066
Operating segments | Test & Measurement and Electronics
Disaggregation of Revenue [Line Items]
Revenue	455	533	940	1,057
Operating segments | Welding
Disaggregation of Revenue [Line Items]
Revenue	298	422	670	849
Operating segments | Polymers & Fluids
Disaggregation of Revenue [Line Items]
Revenue	354	427	747	843
Operating segments | Construction Products
Disaggregation of Revenue [Line Items]
Revenue	376	424	766	825
Operating segments | Specialty Products
Disaggregation of Revenue [Line Items]
Revenue	387	473	801	938
Intersegment revenue
Disaggregation of Revenue [Line Items]
Revenue	$ (3)	$ (6)	$ (8)	$ (11)