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RESTRUCTURING AND OTHER COSTS - TOTAL RESTRUCTURING COSTS (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring costs and asset impairment charges	$ 123	$ 128	$ 262
Restructuring and other costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs and asset impairment charges	123	128	262
Restructuring and other costs | Cost of products sold
Restructuring Cost and Reserve [Line Items]
Restructuring costs and asset impairment charges	44	25	21
Restructuring and other costs | Selling, general and administrative expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs and asset impairment charges	2	23	15
Restructuring and other costs | Other Restructuring Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs and asset impairment charges	77	81	226
Restructuring and other costs | Other income and expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs and asset impairment charges	$ 0	$ (1)	$ 0

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+ References

No definition available.

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- Definition

Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

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