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Treasury Stock (Details) (USD $) Share data in Millions, unless otherwise specified	12 Months Ended
	Dec. 27, 2014	Dec. 28, 2013	Dec. 29, 2012	Feb. 24, 2014
Treasury Stock Transactions, Excluding Value of Shares Reissued [Abstract]
Additional Amount Authorized Under Share Repurchase Program				$ 1,000,000,000tsco_AdditionalAmountAuthorizedUnderShareRepurchaseProgram
Total amount of stock authorized under the repurchase program	2,000,000,000us-gaap_StockRepurchaseProgramAuthorizedAmount1
Repurchased shares under the share repurchase program (in shares)	4.7us-gaap_StockRepurchasedDuringPeriodShares	2.3us-gaap_StockRepurchasedDuringPeriodShares	6.1us-gaap_StockRepurchasedDuringPeriodShares
Payments for Repurchase of Common Stock	(298,497,000)us-gaap_PaymentsForRepurchaseOfCommonStock	(129,416,000)us-gaap_PaymentsForRepurchaseOfCommonStock	(271,799,000)us-gaap_PaymentsForRepurchaseOfCommonStock
Remaining authorization under the share repurchase program	$ 863,300,000us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

X

- Definition

The increase in the amount authorized by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ Details

Name:	tsco_AdditionalAmountAuthorizedUnderShareRepurchaseProgram
Namespace Prefix:	tsco_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The cash outflow to reacquire common stock during the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644



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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount remaining of a stock repurchase plan authorized.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

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