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Summary of Significant Accounting Policies Disaggregation of Revenue (Tables) | 6 Months Ended
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Aug. 04, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Disaggregation of Revenue [Table Text Block] | For the 13 weeks ended August 4, 2018 and July 29, 2017, Macy's accounted for 89% of the Company's net sales. For the 26 weeks ended August 4, 2018 and July 29, 2017, Macy's accounted for 88% and 89%, respectively, of the Company's net sales. Disaggregation of the Company's net sales by family of business for the 13 and 26 weeks ended August 4, 2018 and July 29, 2017 were as follows:
| 13 Weeks Ended |  | 26 Weeks Ended
Net sales by family of business | August 4, 2018 |  | July 29, 2017 |  | August 4, 2018 |  | July 29, 2017
| (millions)
Women's Accessories, Intimate Apparel, Shoes, Cosmetics and Fragrances | $ | 2,046 |  |  | $ | 2,064 |  |  | $ | 4,211 |  |  | $ | 4,133 |
Women's Apparel | 1,351 |  |  | 1,409 |  |  | 2,705 |  |  | 2,742 |
Men's and Kids | 1,284 |  |  | 1,259 |  |  | 2,459 |  |  | 2,375 |
Home/Other (a) | 891 |  |  | 904 |  |  | 1,737 |  |  | 1,736 |
Total | $ | 5,572 |  |  | $ | 5,636 |  |  | $ | 11,112 |  |  | $ | 10,986 |
(a) Other primarily includes restaurant sales and breakage income from unredeemed gift cards.

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=82913847&loc=SL49130545-203045 + Details
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