COMMITMENTS AND CONTINGENCIES (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
Feb. 28, 2012
Divestiture Guarantee [Abstract]
Non-qualified defined benefit plans - divestiture guarantees	2
Litigation [Abstract]
Alleged Age Discrimination and Employment Act Violations	Alleging the Company was in violation of the Age Discrimination in Employment Act “ADEA” by failing to hire employees within the protected age group in five Pennsylvania restaurants and one Ohio restaurant.
Dan Maddy v Ruby Tuesday [Member]
Litigation [Abstract]
Payment made by our secondary insurance carrier for Maddy lawsuit settlement	2.75
Number of claims administrators against whom Company has indemnification claims in the event of potential liability to secondary carrier	2
Divestiture Guarantee [Member]
Divestiture Guarantee [Abstract]
Divestiture guarantees related to MHC for employee benefit plans	2.7
Divestiture guarantees contingent liability for MHC portion of employee benefit plans	1.9

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Contingent liability for third-party divested entity for employee benefit plans of divested operations.

+ References

No definition available.

+ Details

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- Definition

Estimate of potential guarantee at period end for employee benefit plans of divested operations.

+ References

No definition available.

+ Details

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- Definition

Number of non-qualified defined benefit pension plans for which the Company is contingently liable as a result of divestiture activities.

+ References

No definition available.

+ Details

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- Definition

Presents an assertion of a fact by a plaintiff in a pleading or complaint, which the plaintiff claims it will prove upon presentation of evidence at the proceeding.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 9

-Subparagraph (a)

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 9, 10, 11, 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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

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-Paragraph 1

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (a)

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- Definition

The total amount of pending claims pertaining to a loss contingency accrual as of the balance sheet date.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 9, 10, 11, 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.

+ Details

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- Definition

Amount of insurance benefit, claims, loss and settlement expenses paid to the policyholders during the current accounting period.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 18

-Article 12

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 235

-Section S99

-Paragraph 3

-Subparagraph (SX 210.12-18)

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