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GOODWILL AND OTHER INTANGIBLE ASSETS Balances and Changes in Carrying Amounts of Goodwill (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended	12 Months Ended
	Mar. 31, 2020	Sep. 30, 2021	Dec. 31, 2020
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 429	$ 391	$ 429
Acquisition			15
Impairment	(58)		(58)
Translation		(4)	5
Goodwill, ending balance		387	391
Other
Goodwill [Roll Forward]
Goodwill, beginning balance	59	0	59
Acquisition			0
Impairment			(58)
Translation		0	(1)
Goodwill, ending balance		0	0
High-Touch Solutions N.A | Segment Balances Before Intersegment Eliminations and Consolidation Reconciling Items
Goodwill [Roll Forward]
Goodwill, beginning balance	318	321	318
Acquisition			0
Impairment			0
Translation		0	3
Goodwill, ending balance		321	321
Endless Assortment | Segment Balances Before Intersegment Eliminations and Consolidation Reconciling Items
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 52	70	52
Acquisition			15
Impairment			0
Translation		(4)	3
Goodwill, ending balance		$ 66	$ 70

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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