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Commitments and Contingencies (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended 0 Months Ended
Dec. 30, 2014
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Dec. 31, 2013
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Dec. 31, 2013
restaurant
Commitments and Contingencies      
Estimated cost to complete capital project commitments (in dollars) $ 153.2txrh_CapitalProjectCommitmentEstimatedCost $ 65.2txrh_CapitalProjectCommitmentEstimatedCost 65.2txrh_CapitalProjectCommitmentEstimatedCost
Real estate lease agreements      
Number of lease renewal terms 3txrh_CommitmentsAndContingenciesNumberOfTimesLeaseTermCanBeRenewed    
Lease renewal term 5 years    
Number of franchises with real estate lease agreements 5txrh_NumberOfFranchisesWithRealEstateLeaseAgreements    
Ownership percentage 5.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners    
Amount of liability recorded for guarantees 0txrh_GuaranteeObligationsRecordedLiabilities    
Contingently liable amount $ 18.0us-gaap_LossContingencyRangeOfPossibleLossPortionNotAccrued $ 18.7us-gaap_LossContingencyRangeOfPossibleLossPortionNotAccrued 18.7us-gaap_LossContingencyRangeOfPossibleLossPortionNotAccrued
Number of leases entity contingently liable 7txrh_NumberOfLeasesContingentlyLiable 7txrh_NumberOfLeasesContingentlyLiable  
Number of suppliers providing most of the company's beef 4txrh_NumberOfSignificantBeefSuppliers    
Minimum age specified in age discrimination allegation against entity 40 years    
Irving lease      
Real estate lease agreements      
Number of lease renewal terms 3txrh_CommitmentsAndContingenciesNumberOfTimesLeaseTermCanBeRenewed
/ us-gaap_LeaseArrangementTypeAxis
= txrh_IrvingLeaseAgreementMember
   
Lease renewal term 5 years    
Louisville lease      
Real estate lease agreements      
Number of lease renewal terms 3txrh_CommitmentsAndContingenciesNumberOfTimesLeaseTermCanBeRenewed
/ us-gaap_LeaseArrangementTypeAxis
= txrh_LouisvilleLeaseAgreementMember
   
Lease renewal term 5 years    
Everett, Massachusetts      
Real estate lease agreements      
Number of lease renewal terms 3txrh_CommitmentsAndContingenciesNumberOfTimesLeaseTermCanBeRenewed
/ us-gaap_LeaseArrangementTypeAxis
= txrh_EverettMassachusettsLeaseAgreementMember
   
Lease renewal term 5 years    
Ownership percentage 5.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
/ us-gaap_LeaseArrangementTypeAxis
= txrh_EverettMassachusettsLeaseAgreementMember
   
Longmont, Colorado      
Real estate lease agreements      
Number of lease renewal terms 3txrh_CommitmentsAndContingenciesNumberOfTimesLeaseTermCanBeRenewed
/ us-gaap_LeaseArrangementTypeAxis
= txrh_LongmontColoradoLeaseAgreementMember
   
Lease renewal term 5 years    
Ownership percentage 5.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
/ us-gaap_LeaseArrangementTypeAxis
= txrh_LongmontColoradoLeaseAgreementMember
   
Montgomeryville, Pennsylvania      
Real estate lease agreements      
Number of lease renewal terms 3txrh_CommitmentsAndContingenciesNumberOfTimesLeaseTermCanBeRenewed
/ us-gaap_LeaseArrangementTypeAxis
= txrh_MontgomeryvillePennsylvaniaLeaseAgreementMember
   
Lease renewal term 5 years    
Fargo, North Dakota      
Real estate lease agreements      
Number of lease renewal terms 3txrh_CommitmentsAndContingenciesNumberOfTimesLeaseTermCanBeRenewed
/ us-gaap_LeaseArrangementTypeAxis
= txrh_FargoNorthDakotaLeaseAgreementMember
   
Lease renewal term 5 years    
Ownership percentage 5.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
/ us-gaap_LeaseArrangementTypeAxis
= txrh_FargoNorthDakotaLeaseAgreementMember
   
Logan, Utah      
Real estate lease agreements      
Number of lease renewal terms 3txrh_CommitmentsAndContingenciesNumberOfTimesLeaseTermCanBeRenewed
/ us-gaap_LeaseArrangementTypeAxis
= txrh_LoganUtahLeaseAgreementMember
   
Lease renewal term 5 years    
Aspen Creek concept      
Real estate lease agreements      
Number of restaurants sold     2txrh_NumberOfRestaurantsSold
/ us-gaap_SignificantAcquisitionsAndDisposalsByTransactionAxis
= txrh_AspenCreekConceptMember