Fair Value Measurements (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended	36 Months Ended
Jul. 31, 2021	Jan. 29, 2022	Jan. 30, 2021	Feb. 01, 2020	Jan. 29, 2022
Fair Value Measurements [Abstract]
Fair Value, Assets, Level 2 to Level 1 Transfers, Amount		$ 0	$ 0		$ 0
Fair Value, Assets, Level 1 to Level 2 Transfers, Amount		0	0		0
Fair Value, Liabilities, Level 1 to Level 2 Transfers, Amount		0	0		0
Fair Value, Liabilities, Level 2 to Level 1 Transfers, Amount		0	0		0
Non-cash gain		367	190	$ 4
Impairment of investments		$ 42	$ 4	$ 11	$ 53
Increase (decrease) in minority interests	$ 68

Amount of transfers of assets measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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Amount of transfers of assets measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1.

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- References

No definition available.

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Amount of transfers of liabilities measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2.

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Amount of transfers of liabilities measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1.

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- Definition

Net Increase or Decrease in balance of noncontrolling interest in the subsidiary during the reporting period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 45
-Paragraph 16
-URI http://asc.fasb.org/extlink&oid=123454820&loc=SL4568740-111683

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The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
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-Publisher FASB
-Name Accounting Standards Codification
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Amount of income or gain included in net income that result in no cash inflow (outflow), classified as other.

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