Basis of Presentation (Details)	6 Months Ended
Aug. 29, 2015
Vendor Allowances and Purchase Discounts
Number of days within which rebates are recognized at the end of each quarter	30 days

Represents number of days within which rebates are recognized at the end of each quarter.

No definition available.

Name:	rad_NumberOfDaysWithinWhichRebatesAreRecognized
Namespace Prefix:	rad_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration