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GOODWILL AND OTHER INTANGIBLES - Intangible assets (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Estimated Fair Value	$ 1,257	$ 1,286
Finite-Lived Intangible Assets, Accumulated Amortization	364	356
Finite-Lived Intangible Assets, Net	893	930
Intangible Assets, Gross (Excluding Goodwill)	1,423	1,452
Other intangible assets, net	1,059	1,096
Patented and unpatented technology
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Estimated Fair Value	380	383
Finite-Lived Intangible Assets, Accumulated Amortization	81	77
Finite-Lived Intangible Assets, Net	299	306
Customer relationships
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Estimated Fair Value	868	893
Finite-Lived Intangible Assets, Accumulated Amortization	276	272
Finite-Lived Intangible Assets, Net	592	621
Miscellaneous
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Estimated Fair Value	9	10
Finite-Lived Intangible Assets, Accumulated Amortization	7	7
Finite-Lived Intangible Assets, Net	2	3
Unamortized trade names
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Indefinite-Lived Trade Names	$ 166	$ 166
Minimum | Patented and unpatented technology
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Estimated Life	7 years
Minimum | Customer relationships
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Estimated Life	7 years
Minimum | Miscellaneous
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Estimated Life	1 year
Maximum | Patented and unpatented technology
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Estimated Life	15 years
Maximum | Customer relationships
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Estimated Life	15 years
Maximum | Miscellaneous
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Estimated Life	13 years

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 340
-Section 50
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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trade name to gain or protect exclusive use thereof for a projected indefinite period of benefit.

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Amount before accumulated amortization of intangible assets, excluding goodwill.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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