Document and Entity Information - USD ($)	12 Months Ended
	Mar. 04, 2017	Apr. 17, 2017	Aug. 27, 2016
Document and Entity Information
Entity Registrant Name	RITE AID CORP
Entity Central Index Key	0000084129
Document Type	10-K
Document Period End Date	Mar. 04, 2017
Amendment Flag	false
Current Fiscal Year End Date	--03-04
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Public Float			$ 7,769,703,679
Entity Common Stock, Shares Outstanding		1,053,663,926
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	FY