INTANGIBLES - Intangible Assets Other Than Goodwill and Trademarks (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Finite Lived Intangible Assets [Line Items]
Intangible assets, net of accumulated amortization	$ 3,070	$ 3,218
Intellectual property, patents, and other intangibles, net of accumulated amortization of $334 and $223
Finite Lived Intangible Assets [Line Items]
Intangible assets, accumulated amortization	334	223
Intangible assets, net of accumulated amortization	977	1,008
Backlog, net of accumulated amortization of $309 and $206
Finite Lived Intangible Assets [Line Items]
Intangible assets, accumulated amortization	309	206
Intangible assets, net of accumulated amortization	1,114	1,224
Customer relationships, net of accumulated amortization of $331 and $276
Finite Lived Intangible Assets [Line Items]
Intangible assets, accumulated amortization	331	276
Intangible assets, net of accumulated amortization	$ 979	$ 986