No definition available.

Name:	rad_MultiemployerPensionPlansPercentageOfPlanFunded
Namespace Prefix:	rad_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

This element represents the percentage above which, the company has contributed to the plans and listed in its plans' Forms 5500.

No definition available.

Name:	rad_MultiemployerPlanPercentageContributionOverWhichContributed
Namespace Prefix:	rad_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Represents the minimum contribution(s) as a percentage of gross wages earned per associate, required for future periods to a multiemployer plan by collective bargaining arrangements, statutory obligations, or other contractual obligations.

No definition available.

Name:	rad_MultiemployerPlansMinimumContributionPercentage
Namespace Prefix:	rad_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Represents the minimum contribution(s) per hour worked per associate, required for future periods to a multiemployer plan by collective bargaining arrangements, statutory obligations, or other contractual obligations.

No definition available.

Name:	rad_MultiemployerPlansMinimumContributionRate
Namespace Prefix:	rad_
Data Type:	us-types:perUnitItemType
Balance Type:	na
Period Type:	duration

Represents the minimum contribution(s) per hour worked for non pharmacists associate, required for future periods to a multiemployer plan by collective bargaining arrangements, statutory obligations, or other contractual obligations.

No definition available.

Name:	rad_MultiemployerPlansMinimumContributionRateForNonPharmacists
Namespace Prefix:	rad_
Data Type:	us-types:perUnitItemType
Balance Type:	na
Period Type:	duration

Represents the minimum contribution(s) per hour worked for pharmacists associate, required for future periods to a multiemployer plan by collective bargaining arrangements, statutory obligations, or other contractual obligations.

No definition available.

Name:	rad_MultiemployerPlansMinimumContributionRateForPharmacists
Namespace Prefix:	rad_
Data Type:	us-types:perUnitItemType
Balance Type:	na
Period Type:	duration

Amount of contributions made to multiemployer plans for each period for which a statement of income is presented. An employer may disclose total contributions to multiemployer plans without disaggregating the amounts attributable to pension plans and other postretirement benefit plans.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 132R

-Paragraph 12

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Section 50

-Paragraph 1

-SubTopic 80

-Topic 715

-URI http://asc.fasb.org/extlink&oid=6958064&loc=d3e29142-114947

Name:	us-gaap_MultiemployerPlanPeriodContributions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount of a recognized obligation to a multiemployer plan in the event that the employer withdraws from the plan. In some situations, withdrawal from a multiemployer plan may result in an employer having an obligation to the plan for a portion of the unfunded benefit obligation of the pension plans and other postretirement benefit plans.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 132R

-Paragraph 13

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.