XML 49 R38.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Financial Instruments - Additional Information (Detail) | 9 Months Ended
--- | ---
Oct. 29, 2016
Derivative Instruments, Gain (Loss) [Line Items] |
Hedge of diesel fuel requirement, remainder of fiscal year 2017 | 51.00%
Hedge of diesel fuel requirement, fiscal year 2018 | 50.00%

X
- Definition Hedge Diesel Fuel Requirement, Remainder of Fiscal Year + References No definition available. + Details
Name: | tjx_HedgeDieselFuelRequirementRemainderOfFiscalYear
Namespace Prefix: | tjx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Hedge Diesel Fuel Requirement, Second Year + References No definition available. + Details
Name: | tjx_HedgeDieselFuelRequirementSecondYear
Namespace Prefix: | tjx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DerivativeInstrumentsGainLossLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration