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Retirement Benefit Plans Deferred Compensation (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 30, 2017 | Dec. 31, 2016 | Dec. 26, 2015
Schedule of Deferred Compensation |  |  |
Company's maximum match under employee deferred compensation program | $ 4,500 |  |
Deferred compensation arrangement with individual, employer contribution | $ 500,000 | $ 600,000 | $ 500,000

X
- Definition The maximum amount of Company match under the employee deferred compensation program. + References No definition available. + Details
Name: | tsco_CompanyMaximumMatchUnderDeferredCompensationProgram
Namespace Prefix: | tsco_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition The amount of payment into the fund established for purposes of making future disbursements to the individual in accordance with the terms and understanding of the deferred compensation arrangement. + References No definition available. + Details
Name: | us-gaap_DeferredCompensationArrangementWithIndividualEmployerContribution
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration