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Period Type:	instant

- Details

Name:	rt_NoteGPropertyEquipmentAssetsHeldforSaleOperatingLeasesandSaleLeasebackTransactionsDetailsLineItems
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Percentage of restaurants located on leased land under an operating lease agreement.

No definition available.

Name:	rt_PercentageOfRestaurantsLocatedOnLeasedLand
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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Percentage of restaurants located on leased land and building under an operating lease agreement.

No definition available.

Name:	rt_PercentageOfRestaurantsLocatedOnLeasedLandAndBuilding
Namespace Prefix:	rt_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Percentage of restaurants located on leased properties under an operating lease agreement.

No definition available.

Name:	rt_PercentageOfRestaurantsLocatedOnLeasedProperties
Namespace Prefix:	rt_
Data Type:	num:percentItemType
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Transaction cost incurred related to Sale-Leaseback transactions within the period.

No definition available.

Name:	rt_SaleLeasebackTransactionCosts
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Data Type:	xbrli:monetaryItemType
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A description of the renewal terms of the lease(s) related to the assets being leased-back in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

No definition available.

Name:	rt_SaleLeasebackTransactionLeaseRenewalTerms
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The terms of the lease(s) related to the assets being leased-back in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

No definition available.

Name:	rt_SaleLeasebackTransactionLeaseTerms1
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The amount of the current portion of the gain recorded in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller to be recognized in future periods.

No definition available.

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The amount of the noncurrent portion of the gain recorded in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller to be recognized in future periods.

No definition available.

Name:	rt_SaleLeasebackTransactionsNoncurrentPortionOfDeferredGain
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Data Type:	xbrli:monetaryItemType
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The amount of amortization of deferred charges applied against earnings during the period.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.3)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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Current assets (normally turning over within one year or one business cycle if longer) that are held for sale apart from normal operations and anticipated to be sold within one year.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 45

-Paragraph 10

-URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e1107-107759

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Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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Represents the number of restaurants.

No definition available.

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

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Amount of divestiture of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

No definition available.

Name:	us-gaap_PropertyPlantAndEquipmentDisposals
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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The amount of the gain recorded in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller to be recognized in future periods.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 40

-Section 25

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6456126&loc=d3e49567-112750

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The gross proceeds received from the asset(s) sold in connection with the transaction involving the sale of property to another party and the lease back to the seller.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 40

-Section 55

-Paragraph 51

-URI http://asc.fasb.org/extlink&oid=28365400&loc=d3e51840-112757

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 40

-Section 55

-Paragraph 52

-URI http://asc.fasb.org/extlink&oid=28365400&loc=d3e51843-112757

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 40

-Section 55

-Paragraph 50

-URI http://asc.fasb.org/extlink&oid=28365400&loc=d3e51831-112757

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Data Type:	xbrli:monetaryItemType
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The net book value of the asset(s) sold in connection with the sale of the property to another party and lease back to the seller.