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Commitments and Contingencies (Details) - USD ($) $ in Millions | Dec. 26, 2015 | Dec. 27, 2014
--- | --- | ---
Letter of Credit [Abstract] |  |
Letters of Credit Outstanding, Amount | $ 48.7 | $ 40.7
New Store Construction Projects |  |
Construction Commitments |  |
Construction projects for new stores | $ 0.0 |

X
- Definition The minimum amount the entity agreed to commit for new store construction. + References No definition available. + Details
Name: | tsco_BuildingCommitmentNewStoresAmount
Namespace Prefix: | tsco_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | tsco_ConstructionCommitmentsAbstract
Namespace Prefix: | tsco_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | tsco_LetterOfCreditAbstract
Namespace Prefix: | tsco_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_PurchaseCommitmentExcludingLongtermCommitmentAxis=tsco_NewStoreConstructionProjectsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |