XML 63 R50.htm IDEA: XBRL DOCUMENT
v3.21.1

Income Taxes (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
May 01, 2021 | May 02, 2020 | Jan. 30, 2021
Income Taxes [Line Items] |  |  |
Effective income tax rate | 26.00% | 33.90% |
Net unrecognized tax benefits | $ 278,000,000 | $ 256,000,000 | $ 272,000,000
Accrued amounts for interest and penalties | 38,000,000 | $ 30,000,000 | $ 36,000,000
Minimum |  |  |
Income Taxes [Line Items] |  |  |
Possible decrease in unrecognized tax benefits that would reduce the provision for taxes on earnings | 0 |  |
Maximum |  |  |
Income Taxes [Line Items] |  |  |
Possible decrease in unrecognized tax benefits that would reduce the provision for taxes on earnings | $ 42,000,000 |  |

X
- Definition Income Taxes [Line Items] + References No definition available. + Details
Name: | tjx_IncomeTaxesLineItems
Namespace Prefix: | tjx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Unrecognized Tax Benefits Net of Federal Tax Benefit + References No definition available. + Details
Name: | tjx_UnrecognizedTaxBenefitsNetOfFederalTaxBenefit
Namespace Prefix: | tjx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d)(3) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
Name: | us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
Name: | us-gaap_EffectiveIncomeTaxRateContinuingOperations
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
Name: | us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |