Revolving credit facilities, number

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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Balance Type:	na
Period Type:	instant

- 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

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Gross amount of debt extinguished.

+ References

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period.

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- Details

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Balance Type:
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- Details

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- Details

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- Details

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- Details

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Long-Term Debt and Credit Lines - Additional Information (Details)					3 Months Ended		6 Months Ended
	Jun. 25, 2021 USD ($)	Jun. 24, 2021 USD ($)	Jun. 04, 2021 USD ($)	Apr. 15, 2021 USD ($)	Jul. 31, 2021 USD ($) CreditFacility	Aug. 01, 2020 USD ($) CreditFacility	Jul. 31, 2021 USD ($) CreditFacility	Aug. 01, 2020 USD ($) CreditFacility	Jul. 31, 2021 CAD ($) CreditFacility	Jul. 31, 2021 GBP (£) CreditFacility	Jan. 30, 2021 USD ($) CreditFacility	Jan. 30, 2021 CAD ($) CreditFacility	Jan. 30, 2021 GBP (£) CreditFacility	Dec. 31, 2020 USD ($)	Nov. 30, 2020 USD ($)	Aug. 01, 2020 CAD ($) CreditFacility	Aug. 01, 2020 GBP (£) CreditFacility	May 02, 2020 USD ($)
Debt Instrument [Line Items]
Loss on early extinguishment of debt					$ 242,248,000	$ 0	$ 242,248,000	$ 0
Payments on debt							$ 2,975,518,000	$ 1,000,000,000
TJX Canada
Debt Instrument [Line Items]
Credit facilities, amount outstanding									$ 0			$ 0				$ 0
Revolving credit facilities, number \| CreditFacility					2	2	2	2	2	2	2	2	2			2	2
Current borrowing capacity									$ 10,000,000			$ 10,000,000				$ 10,000,000
Revolving Credit Facility
Debt Instrument [Line Items]
Revolver, maximum borrowing capacity					$ 1,500,000,000		$ 1,500,000,000
Letter of Credit \| TJX Canada
Debt Instrument [Line Items]
Credit facilities, amount outstanding									0			0				0
Current borrowing capacity									$ 10,000,000			$ 10,000,000				$ 10,000,000
TJX Europe Credit Line \| TJX International
Debt Instrument [Line Items]
Credit facilities, amount outstanding \| £										£ 0			£ 0				£ 0
Current borrowing capacity \| £										£ 5,000,000			£ 5,000,000				£ 5,000,000
Revolving Credit Facility Due June 25, 2026 \| Revolving Credit Facility
Debt Instrument [Line Items]
Revolver, maximum borrowing capacity	$ 1,000,000,000
Revolving Credit Facility Due March 11, 2022 \| Revolving Credit Facility
Debt Instrument [Line Items]
Revolver, maximum borrowing capacity		$ 500,000,000
Credit facilities, amount outstanding					0	$ 0	0	$ 0			$ 0
Revolving Credit Facility Due August 2021 \| Revolving Credit Facility
Debt Instrument [Line Items]
Revolver, maximum borrowing capacity		$ 500,000,000
Line of credit facility, expiration period	364 days	364 days
Revolving Credit Facility Due May 10, 2024 \| Revolving Credit Facility
Debt Instrument [Line Items]
Revolver, maximum borrowing capacity					500,000,000		500,000,000
Senior Notes
Debt Instrument [Line Items]
Long-term debt					$ 3,373,316,000	6,234,193,000	$ 3,373,316,000	6,234,193,000			$ 6,118,070,000
Senior Notes \| 3.50% Senior Unsecured Notes Due June 4, 2021
Debt Instrument [Line Items]
Extinguishment of debt			$ 1,250,000,000
Debt instrument, interest rate			3.50%								3.50%	3.50%	3.50%
Long-term debt						1,245,287,000		1,245,287,000			$ 1,245,792,000
Senior Notes \| 3.75% Senior Unsecured Notes Due June 4, 2021
Debt Instrument [Line Items]
Extinguishment of debt			$ 750,000,000
Debt instrument, interest rate			3.75%								3.75%	3.75%	3.75%
Long-term debt						749,507,000		749,507,000			$ 749,544,000
Senior Notes \| 2.750% Senior Notes Due June 15, 2021
Debt Instrument [Line Items]
Payments on debt				$ 750,000,000
Percentage of principal amount redeemed				100.00%
Senior Notes \| 3.875% Senior Unsecured Notes Due April 15, 2030
Debt Instrument [Line Items]
Debt instrument, interest rate					3.875%		3.875%		3.875%	3.875%								3.875%
Aggregate principal amount																		$ 1,250,000,000
Long-term debt					$ 495,313,000	1,248,490,000	$ 495,313,000	1,248,490,000			495,282,000			$ 495,500,000
Senior Notes \| 4.50% Senior Unsecured Notes Due April 15, 2050
Debt Instrument [Line Items]
Debt instrument, interest rate					4.50%		4.50%		4.50%	4.50%								4.50%
Aggregate principal amount																		$ 750,000,000
Long-term debt					$ 383,329,000	$ 745,632,000	$ 383,329,000	$ 745,632,000			$ 383,291,000			$ 385,500,000
Senior Notes \| 1.150% Notes Due 2028
Debt Instrument [Line Items]
Debt instrument, interest rate															1.15%
Aggregate principal amount															$ 500,000,000
Senior Notes \| 1.600% Notes Due 2031
Debt Instrument [Line Items]
Debt instrument, interest rate															1.60%
Aggregate principal amount															$ 500,000,000