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Impairment, Restructuring and Other Costs - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 31, 2020 | Aug. 01, 2020 | Nov. 02, 2019 | Oct. 31, 2020 | Nov. 02, 2019
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring expense, COVID-19 |  | $ 154 |  |  |
Tangible Asset Impairment, COVID-19 |  |  |  | $ 90 |
Goodwill impairment, COVID-19 |  |  |  | 3,080 |
Impairments | $ 6 |  | $ 0 | 3,170 | $ 1
Macy's Reporting Unit |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Goodwill impairment, COVID-19 |  |  |  | 2,982 |
Bluemercury Reporting Unit |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Goodwill impairment, COVID-19 |  |  |  | $ 98 |

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- Definition Unusual or Infrequent Items, or Both, Tangible Asset Impairment + References No definition available. + Details
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- Definition Unusual or Infrequent Items, or Both, Goodwill Impairment + References No definition available. + Details
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- Definition Unusual or Infrequent Items, or Both, Restructuring Expense + References No definition available. + Details
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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + 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 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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