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cost Defined Benefit Plan, Interest Cost Unfunded Plan Defined Benefit Plan, Unfunded Plan [Member] Financial Instruments [Domain] Financial Instruments [Domain] Amortization of prior service cost and deferred gains/(losses), net of related tax provision of $0.0 in fiscal 2027 and tax benefit of $0.0 in fiscal 2026 Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, after Tax Diesel fuel contracts Derivative Asset Intangible Asset, Finite-Lived, Class [Axis] Intangible Asset, Finite-Lived, Class [Axis] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Underlying Securities Award Underlying Securities Amount Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Foreign currency exchange contracts Foreign Currency Contracts, Liability, Fair Value Disclosure (Increase) in merchandise inventories Increase (Decrease) in Inventories Expected future employer contributions, remainder of fiscal Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year Segment Reporting [Table] Segment Reporting [Table] Schedule of Equity Method Investments [Table] Equity Method Investment [Table] Intercompany balances in TJX International Intercompany Balances Primarily International [Member] Intercompany Balances Primarily International Supplemental Cash Flow Information Related to Leases Lease, Cost [Table Text Block] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Amount of Gain (Loss) Recognized in Income by Derivative Derivative, Gain (Loss) on Derivative, Net Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Segment profit Operating Income (Loss) Current Fiscal Year End Date Current Fiscal Year End Date 2.250% Senior Unsecured Notes Due September 15, 2026 2.25% Senior Unsecured Notes Due September 15, 2026 [Member] 2.25% Senior Unsecured Notes Due September 15, 2026 Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Cash dividends declared per share (in dollars per share) Common Stock, Dividends, Per Share, Declared Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Service cost Defined Benefit Plan, Service Cost Issuance of common stock under stock incentive plan and related tax effect Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Gain Contingencies [Line Items] Gain Contingencies [Line Items] Recovery of Erroneously Awarded Compensation 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Actually Paid Amount Axo Grupo Axo, S.A.P.I De C.V. [Member] Grupo Axo, S.A.P.I De C.V. 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Cover [Abstract] Derivative Contract [Domain] Derivative Contract [Domain] Land and buildings Land and Building [Member] Equity Awards Adjustments Equity Awards Adjustments [Member] Hedging Relationship [Domain] Hedging Relationship [Domain] Total liabilities and shareholders’ equity Liabilities and Equity Employee Stock Option Share-Based Payment Arrangement, Option [Member] Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Conversion of Australian Dollar to US Dollar Conversion Of Australian Dollar To Us Dollar [Member] Conversion Of Australian Dollar To Us Dollar [Member] Tabular List, Table Tabular List [Table Text Block] Total cost Stock Repurchased and Retired During Period, Excluding Excise Tax, Value Stock Repurchased and Retired During Period, Excluding Excise Tax, Value Federal, state and foreign income taxes recoverable Income Taxes Receivable, Current Name Awards Close in Time to MNPI Disclosures, Individual Name Purchases of investments Payments to Acquire Investments Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Long-Lived Asset, Class [Domain] Long-Lived Asset, Class [Domain] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Table] Preferred stock, authorized 5,000,000 shares, par value $1, no shares issued Preferred Stock, Value, Issued Leasehold costs and improvements Leasehold Costs And Improvements [Member] Building and Leasehold Improvements [Member] Adjustment to Compensation: Adjustment to Compensation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Summary of Share Repurchases Accelerated Share Repurchases [Table Text Block] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Executive Savings Plan investments Executive Savings Plan [Member] Executive Savings Plan [Member] Hedging Designation [Axis] Hedging Designation [Axis] Credit Facility [Axis] Credit Facility [Axis] Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Name Measure Name Income Taxes Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Debt Instrument [Line Items] Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Additional Paid-In Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and Cash Equivalent Position [Domain] Position [Domain] Company Selected Measure Amount Company Selected Measure Amount Economic hedges for which hedge accounting was not elected Not Designated as Hedging Instrument [Member] TJX Canada TJX Canada [Member] TJX Canada [Member] Depreciation and amortization Depreciation, Depletion and Amortization Retirement Plan Funding Status [Axis] Defined Benefit Plan, Funding Status [Axis] Issuance of common stock under stock incentive plan and related tax effect (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Current assets: Assets, Current [Abstract] Diesel fuel contracts Derivative Liability Non-PEO NEO Non-PEO NEO [Member] Senior Notes Senior Notes [Member] Entity Address, Address Line One Entity Address, Address Line One Lease liabilities arising from obtaining right of use assets Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Provision for income taxes Income Tax Expense (Benefit) Fair value hedges Fair Value Hedging [Member] Estimate of possible gain from refund Gain Contingency, Estimate Of Possible Gain From Refund Gain Contingency, Estimate Of Possible Gain From Refund Cost of sales, including buying and occupancy costs Cost of Product and Service Sold Award Timing Method Award Timing Method [Text Block] Net (decrease) in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Non-recurring proceeds from settlement Proceeds from Legal Settlements AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Net income Net income Net Income (Loss) Attributable to Parent Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Statement [Table] Statement [Table] Reconciling Items Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member] Restatement Determination Date: Restatement Determination Date [Axis] Summary of Changes in Accumulated Other Comprehensive (Loss) Income Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Term of derivative contracts Derivative, Contract Term Multibrand Outlet Stores S.A.P.I. de C.V. Multibrand Outlet Stores S.A.P.I. de C.V. [Member] Multibrand Outlet Stores S.A.P.I. de C.V. Summary of Deferred Gift Card Revenue Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Current Asset U.S.$ Derivative Asset, Subject to Master Netting Arrangement, before Offset HomeGoods HomeGoods [Member] HomeGoods [Member] Basis of Presentation and Summary of Significant Accounting Policies Basis of Presentation and Significant Accounting Policies [Text Block] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract]