Represents the number of current and former store managers court ordered notices to be sent.

No definition available.

Name:	rad_NumberOfCurrentAndFormerStoreManagersCourtOrderNoticesSent
Namespace Prefix:	rad_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Represents the number of current and former store managers who have joined the legal action.

No definition available.

Name:	rad_NumberOfCurrentAndFormerStoreManagersJoinedToAction
Namespace Prefix:	rad_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Represents the number of current and former store managers to whom notices will be sent after the Court approves motion.

No definition available.

Name:	rad_NumberOfCurrentAndFormerStoreManagersToWhomNoticesWillBeSentAfterCourtApproval
Namespace Prefix:	rad_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Represents the number of similar cases in the court system that are pending a decision that may affect the outcome of a legal motion of the entity.

No definition available.

Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

No definition available.

Name:	us-gaap_LitigationSettlementAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Name:	us-gaap_LossContingenciesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified		6 Months Ended		1 Months Ended
	Aug. 30, 2014 Indergit StoreManager	Aug. 30, 2014 Chase and Scherwin and Kyle	Aug. 30, 2014 Hall case	Oct. 02, 2014 Office Of The Inspector General Subsequent Event
Commitments and contingencies
Number of current and former store managers court ordered notices to be sent	7,000
Number of current and former store managers who joined the action	1,550
Number of current and former store managers to whom notices will be sent after the Court approval	1,750
Legal settlement amount		$ 9.70		$ 2.99
Number of similar cases			2