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Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Mar. 27, 2012 | Jun. 26, 2012 item supplier restaurant | Dec. 27, 2011
Commitments and Contingencies |  |  |
Estimated cost to complete capital project commitments (in dollars) |  | $ 42.0 | $ 58.6
Ownership percentage |  | 5.00% |
Number of suppliers providing most of the company's beef |  | 4 |
Minimum age specified in age discrimination allegation against entity |  | 40 years |
Number of motions filed by the entity in response to a complaint filed by the EEOC |  | 2 |
Number of motions filed by the entity to dismiss a case filed by the EEOC |  | 1 |
Number of motions filed by the entity to transfer a case filed by the EEOC |  | 1 |
Number of restaurants operated in Massachusetts |  | 9 |
Settlement expense | $ 5.0 |  |

X
- Definition Represents the specified age in an allegation against the entity for denying employment to applicants Above the specified age. + References No definition available. + Details
Name: | txrh_AllegationAgainstEntityForDenyingEmploymentForApplicantsAboveSpecifiedAge
Namespace Prefix: | txrh_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the estimated cost to complete outstanding capital project commitments. + References No definition available. + Details
Name: | txrh_CapitalProjectCommitmentEstimatedCost
Namespace Prefix: | txrh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the amount the Company has agreed to pay in settlement of litigation. + References No definition available. + Details
Name: | txrh_LitigationSettlement
Namespace Prefix: | txrh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The number of motions filed by the entity. + References No definition available. + Details
Name: | txrh_NumberOfMotions
Namespace Prefix: | txrh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of motions filed by the entity to dismiss a case. + References No definition available. + Details
Name: | txrh_NumberOfMotionsToDismissCase
Namespace Prefix: | txrh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of motions filed by the entity to transfer a case. + References No definition available. + Details
Name: | txrh_NumberOfMotionsToTransferCase
Namespace Prefix: | txrh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of restaurants in Massachusetts + References No definition available. + Details
Name: | txrh_NumberOfRestaurantsMassachusetts
Namespace Prefix: | txrh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of suppliers providing most of the supplies of beef for the entity's restaurants. + References No definition available. + Details
Name: | txrh_NumberOfSignificantBeefSuppliers
Namespace Prefix: | txrh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage ownership of the Company held by a specific shareholder. + References No definition available. + Details
Name: | txrh_ShareholderOwnershipPercentage
Namespace Prefix: | txrh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration