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Income Taxes (Details)	3 Months Ended
	Mar. 28, 2015	Mar. 29, 2014
Income Tax Disclosure [Abstract]
Effective Income Tax Rate	36.90%us-gaap_EffectiveIncomeTaxRateContinuingOperations	37.60%us-gaap_EffectiveIncomeTaxRateContinuingOperations
Expected full year effective tax rate (in hundredths)	37.00%tsco_ExpectedFullYearEffectiveTaxRate

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- Definition

The expected full year effective tax rate is the ratio calculated by dividing the expected amount of income tax expense attributable to continuing operations for the period by GAAP-basis expected pretax income from continuing operations.

+ References

No definition available.

+ Details

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- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 13

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h)(2))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph h

-Subparagraph 2

-Article 4

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