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Operating Revenue - Segment Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 3,544	$ 3,228
Operating segments | Automotive OEM
Disaggregation of Revenue [Line Items]
Revenue	783	696
Operating segments | Food Equipment
Disaggregation of Revenue [Line Items]
Revenue	451	483
Operating segments | Test & Measurement and Electronics
Disaggregation of Revenue [Line Items]
Revenue	552	485
Operating segments | Welding
Disaggregation of Revenue [Line Items]
Revenue	401	372
Operating segments | Polymers & Fluids
Disaggregation of Revenue [Line Items]
Revenue	435	393
Operating segments | Construction Products
Disaggregation of Revenue [Line Items]
Revenue	469	390
Operating segments | Specialty Products
Disaggregation of Revenue [Line Items]
Revenue	457	414
Intersegment revenue
Disaggregation of Revenue [Line Items]
Revenue	$ (4)	$ (5)

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