Document and Entity Information (USD $)	12 Months Ended
	Feb. 01, 2014	Feb. 28, 2014	Aug. 03, 2013
Document Information [Abstract]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Feb. 01, 2014
Document Fiscal Year Focus	2013
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 Common Stock, Shares Outstanding		367,048,648
Entity Well-known Seasoned Issuer	Yes
Entity Public Float			$ 18,692,500,000
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No