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Long-Term Debt, Exclusive of Current Installments (Parenthetical) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 01, 2014	Jan. 31, 2015
Debt Disclosure [Line Items]
Unamortized debt discount		$ 1,136us-gaap_DebtInstrumentUnamortizedDiscount
4.20% Six-Year Notes
Debt Disclosure [Line Items]
Debt instrument, interest rate	4.20%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = tjx_FourPointTwoZeroPercentageSixYearNotesMember
Debt instrument, redemption date	Jul. 08, 2014
Unamortized debt discount	8us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_LongtermDebtTypeAxis = tjx_FourPointTwoZeroPercentageSixYearNotesMember
Effective interest rate	4.20%us-gaap_DebtInstrumentInterestRateEffectivePercentage / us-gaap_LongtermDebtTypeAxis = tjx_FourPointTwoZeroPercentageSixYearNotesMember
6.95% Ten-Year Notes
Debt Disclosure [Line Items]
Debt instrument, interest rate		6.95%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = tjx_SixPointNineFivePercentageTenYearNotesMember
Maturity date		Apr. 15, 2019
Unamortized debt discount	364us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_LongtermDebtTypeAxis = tjx_SixPointNineFivePercentageTenYearNotesMember	294us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_LongtermDebtTypeAxis = tjx_SixPointNineFivePercentageTenYearNotesMember
Effective interest rate		6.98%us-gaap_DebtInstrumentInterestRateEffectivePercentage / us-gaap_LongtermDebtTypeAxis = tjx_SixPointNineFivePercentageTenYearNotesMember
2.50% Ten-Year Notes
Debt Disclosure [Line Items]
Debt instrument, interest rate		2.50%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = tjx_TwoPointFiveZeroPercentageTenYearNotesMember
Maturity date		May 15, 2023
Unamortized debt discount	412us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_LongtermDebtTypeAxis = tjx_TwoPointFiveZeroPercentageTenYearNotesMember	367us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_LongtermDebtTypeAxis = tjx_TwoPointFiveZeroPercentageTenYearNotesMember
Effective interest rate		2.51%us-gaap_DebtInstrumentInterestRateEffectivePercentage / us-gaap_LongtermDebtTypeAxis = tjx_TwoPointFiveZeroPercentageTenYearNotesMember
2.75% Seven-Year Notes
Debt Disclosure [Line Items]
Debt instrument, interest rate		2.75%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = tjx_TwoPointSevenFivePercentageSevenYearNotesMember
Maturity date		Jun. 15, 2021
Unamortized debt discount		$ 475us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_LongtermDebtTypeAxis = tjx_TwoPointSevenFivePercentageSevenYearNotesMember
Effective interest rate		2.76%us-gaap_DebtInstrumentInterestRateEffectivePercentage / us-gaap_LongtermDebtTypeAxis = tjx_TwoPointSevenFivePercentageSevenYearNotesMember

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

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-Name Regulation S-X (SX)

-Number 210

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Contractual interest rate for funds borrowed, under the debt agreement.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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-Number 210

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Start date of debt instrument redemption period, in CCYY-MM-DD format.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

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The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

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