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Impairment, Restructuring and Other Costs - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Aug. 01, 2020 | Aug. 03, 2019 | Aug. 01, 2020 | Aug. 03, 2019
Restructuring Cost and Reserve [Line Items] |  |  |  |
Tangible asset impairment, COVID-19 |  |  | $ 80 |
Goodwill impairment, COVID-19 |  |  | 3,080 |
Restructuring expense, COVID-19 | $ 154 |  |  |
Impairments | 15 | $ 1 | 3,164 | $ 1
Macy's Reporting Unit |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Goodwill impairment, COVID-19 | $ 10 |  | 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, Goodwill Impairment + 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=118932676&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 The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760 + Details
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