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Reserves Related to Former Operations - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
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Jan. 31, 2015 | Feb. 01, 2014 | Oct. 27, 2012 | Jan. 31, 2015 | Feb. 01, 2014 | Feb. 02, 2013
Schedule Of Dispositions And Reserves Related To Former Operations [Line Items] |  |  |  |  |  |
Decrease in reserve for lease related obligations of former operations classified as discontinued operations |  | $ (3,300)tjx_ConsolidationCosts | $ 16,000 tjx_ConsolidationCosts | $ (12,300)tjx_ConsolidationCosts | $ (3,312)tjx_ConsolidationCosts | $ 16,000 tjx_ConsolidationCosts
Former operations reserve to be paid, in years | 2 years |  |  |  |  |
BJ's Wholesale Club |  |  |  |  |  |
Schedule Of Dispositions And Reserves Related To Former Operations [Line Items] |  |  |  |  |  |
Number of leases on which company is liable |  |  |  | 10 tjx_NumberOfLeasesOnWhichCompanyIsLiable / us-gaap_StatementBusinessSegmentsAxis = tjx_BJsWholesaleClubMember |  |
Bob's Stores |  |  |  |  |  |
Schedule Of Dispositions And Reserves Related To Former Operations [Line Items] |  |  |  |  |  |
Number of leases on which company is liable |  |  |  | 2 tjx_NumberOfLeasesOnWhichCompanyIsLiable / us-gaap_StatementBusinessSegmentsAxis = tjx_BobsStoreMember |  |

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- Definition Consolidation Costs. + References No definition available. + Details
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Namespace Prefix: | tjx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Former operations reserve to be paid + References No definition available. + Details
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Namespace Prefix: | tjx_
Data Type: | xbrli:durationItemType
Balance Type: | na
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- Definition Number of leases on which company is liable. + References No definition available. + Details
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Namespace Prefix: | tjx_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

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- Details
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=tjx_BobsStoreMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |