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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: