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Accrued Expenses and Other Liabilities Current and Long Term - Additional Information (Detail) | 12 Months Ended
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Jan. 31, 2015
Accrued Expenses And Current Liabilities [Line Items] |
Liabilities less than specific percentage included in other current liabilities | All other current liabilities include accruals for advertising, property additions, dividends, freight, interest, reserve for sales returns, expense payables, purchased services and other items, each of which is individually less than 5% of current liabilities.
Percentage of other current liability individual item which makes up current liabilities | 5.00%tjx_PercentageOfOtherCurrentLiabilityIndividualItemWhichMakesUpCurrentLiabilities

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- Details
Name: | tjx_AccruedExpensesAndCurrentLiabilitiesLineItems
Namespace Prefix: | tjx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Liabilities less than specific percentage included in other current liabilities. + References No definition available. + Details
Name: | tjx_LiabilitiesLessThanSpecificPercentageIncludedInOtherCurrentLiabilities
Namespace Prefix: | tjx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage Of Other Current Liability Individual Item Which Makes Up Current Liabilities + References No definition available. + Details
Name: | tjx_PercentageOfOtherCurrentLiabilityIndividualItemWhichMakesUpCurrentLiabilities
Namespace Prefix: | tjx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration