Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
12 Months Ended
Feb. 01, 2020
Feb. 29, 2020
Aug. 03, 2019
Cover page.      
Document Fiscal Year Focus 2019    
Documents Incorporated by Reference Proxy Statement for the Annual Meeting of Stockholders to be held May 15, 2020    
Document Transition Report false    
Document Annual Report true    
Title of 12(b) Security Common Stock, $.01 par value per share    
Entity Incorporation, State or Country Code DE    
Document Type 10-K    
Amendment Flag false    
Document Period End Date Feb. 01, 2020    
Document Fiscal Period Focus FY    
Trading Symbol M    
Entity Registrant Name Macy's, Inc.    
Entity Central Index Key 0000794367    
Current Fiscal Year End Date --02-01    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Common Stock, Shares Outstanding   309,645,426  
Entity Well-known Seasoned Issuer Yes    
Entity Public Float     $ 6,576,798,072
Entity Current Reporting Status Yes    
Entity Shell Company false    
Entity Voluntary Filers No    
Entity File Number 1-13536    
Entity Tax Identification Number 13-3324058    
Entity Address, Address Line One 151 West 34th Street    
Entity Address, City or Town New York    
Entity Address, State or Province NY    
Entity Address, Postal Zip Code 10001    
City Area Code 212    
Local Phone Number 494-1602    
Security Exchange Name NYSE    
Entity Interactive Data Current Yes