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SEGMENT INFORMATION - Summary of Segment Results (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Segment Reporting Information [Line Items]
Total net sales	$ 3,207	$ 2,837	$ 6,291	$ 5,838
Segment operating earnings	334	205	692	364
Segment Balances Before Intersegment Eliminations and Consolidation Reconciling Items
Segment Reporting Information [Line Items]
Total net sales			4,895	4,552
Segment operating earnings			1,267	1,021
Other
Segment Reporting Information [Line Items]
Total net sales	64	115	129	265
Segment operating earnings	(6)	(122)	(9)	(312)
High-Touch Solutions N.A | Segment Balances Before Intersegment Eliminations and Consolidation Reconciling Items
Segment Reporting Information [Line Items]
Total net sales	2,498	2,197	4,895	4,552
Segment operating earnings	282	285	588	599
Endless Assortment | Segment Balances Before Intersegment Eliminations and Consolidation Reconciling Items
Segment Reporting Information [Line Items]
Total net sales	645	525	1,267	1,021
Segment operating earnings	$ 58	$ 42	$ 113	$ 77

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