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PARTNERSHIP AGREEMENTS (Details) - USD ($) shares in Millions, $ in Millions				3 Months Ended							4 Months Ended			12 Months Ended
	Jan. 30, 2021	May 29, 2018	May 17, 2018	Jan. 30, 2021	Nov. 07, 2020	Aug. 15, 2020	Feb. 01, 2020	Nov. 09, 2019	Aug. 17, 2019	Aug. 18, 2018	May 23, 2020	May 25, 2019	May 26, 2018	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Agreement and commitments
Gain (loss) on investments				$ 153	$ 162	$ 368	$ (9)	$ 106	$ (45)		$ 422	$ 106		$ 1,105	$ 157	$ 228
Ocado
Agreement and commitments
Realized gain on equity securities														0	0	0
Partnership Framework Agreement | Ocado
Agreement and commitments
Letter of credit	$ 207
Share Subscription Agreement | Ocado
Agreement and commitments
Number of ordinary shares to be purchased			33.1
Aggregate purchase price			$ 243
Number of ordinary shares purchased		33.1								6.5			8.1
Level 1 | Ocado | Other Assets
Agreement and commitments
Fair value of equity securities	$ 1,808			$ 1,808			$ 776							1,808	776
Gain on investments | Level 1 | Ocado
Agreement and commitments
Gain (loss) on investments														$ 1,032	$ 157	$ 228

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=120269885&loc=SL75117546-209714

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Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263

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