Represents the number of restaurants operated by traditional franchisees.

No definition available.

Name:	rt_NumberOfFranchiseRestaurants
Namespace Prefix:	rt_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

For a franchise operating agreement, the marketing and purchase fee maximum chargeable amount, expressed as a percentage of gross sales.

+ References

No definition available.

+ Details

Name:	rt_OperatingAgreementsMarketingAndPurchaseFeeGrossSalesContributionMaximum
Namespace Prefix:	rt_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

For a franchise operating agreement, the advertising fee actually charged, expressed as a percentage of gross sales.

+ References

No definition available.

+ Details

Name:	rt_OperatingAgreementsNationalAdvertisingFundGrossSalesContributionInHundredths
Namespace Prefix:	rt_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

For a franchise operating agreement, the advertising fee maximum chargeable amount, expressed as a percentage of gross sales.

+ References

No definition available.

+ Details

Name:	rt_OperatingAgreementsNationalAdvertisingFundGrossSalesContributionMaximum
Namespace Prefix:	rt_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

For a franchise operating agreement, the support service fee maximum chargeable amount, expressed as a percentage of gross sales.

+ References

No definition available.

+ Details

Name:	rt_OperatingAgreementsSupportServiceFeeGrossSalesContributionMaximum
Namespace Prefix:	rt_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The fee, expressed as a percentage, for the use of the entity's name under the franchise operating agreements.

+ References

No definition available.

+ Details

Name:	rt_RoyaltyFeePercentage
Namespace Prefix:	rt_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Fees charged under a franchise agreement during the period from consideration (often a percentage of the franchisee's sales) received for use of support services, marketing and purchasing operations of a business using the entity's name.

+ References

No definition available.

+ Details

Name:	rt_SupportServiceAndMarketingAndPurchasingfees
Namespace Prefix:	rt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_FranchisorDisclosureAxis=rt_RubyTuesdayMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FranchisorDisclosureAxis=rt_LimeFreshMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FranchisorDisclosureAxis=rt_DomesticMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 3 - Franchise Programs (Details Textual) $ in Millions	3 Months Ended		6 Months Ended
Note 3 - Franchise Programs (Details Textual) $ in Millions	Dec. 01, 2015 USD ($)	Dec. 02, 2014 USD ($)	Dec. 01, 2015 USD ($)	Dec. 02, 2014 USD ($)
Ruby Tuesday [Member]
Number of Franchise Restaurants	78		78
Royalty Fee Percentage			4.00%
Operating Agreements Support Service Fee Gross Sales Contribution Maximum			2.00%
Operating Agreements Marketing and Purchase Fee Gross Sales Contribution Maximum			1.50%
Support Service and Marketing and PurchasingFees	$ 0.3	$ 0.2	$ 0.5	$ 0.7
Lime Fresh [Member]
Number of Franchise Restaurants	8		8
Royalty Fee Percentage			5.25%
Domestic [Member]
Operating Agreements National Advertising Fund Gross Sales Contribution in Hundredths			1.50%
Operating Agreements National Advertising Fund Gross Sales Contribution Maximum			3.00%