The average unused portion of a line of credit that is available to the borrower to withdrawn upon.

No definition available.

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

- Definition

Minimum consolidated fixed charge coverage ratio.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Minimum excess available amount percentage to pursuant credit facility.

+ References

No definition available.

+ Details

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Namespace Prefix:	dxlg_
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- Definition

Minimum excess available amount to pursuant credit facility.

+ References

No definition available.

+ Details

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

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.

+ References

No definition available.

+ Details

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- Definition

Description of minimum financial levels (for example, tangible net worth and working capital) and achievement of certain financial ratios (for example, working capital ratio and debt service coverage ratio), and adherence to certain clauses which generally require or restrict certain actions (for example, entering into a debt arrangement with equal or greater seniority, and selling or discontinuing a certain business segment or material subsidiary) to be in compliance with the covenant clauses of the debt agreement. May also include a discussion of the adverse consequences that would result if the entity violates or fails to satisfy the covenants.

+ References

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- Definition

Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.

+ References

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- 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

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

+ Details

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

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- 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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

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

- Definition

The effective interest rate at the end of the reporting period.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

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

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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Debt - Additional Information (Details)			3 Months Ended
Debt - Additional Information (Details)	Apr. 20, 2023	Oct. 28, 2021 USD ($) d	Apr. 29, 2023 USD ($)
Revolver Facility
Debt Instrument [Line Items]
Line of credit facility, amount outstanding			$ 0
Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 125,000,000.0
Debt instrument, interest rate terms			borrowings under the Credit Agreement bear interest at either a Base Rate loan or Daily Simple SOFR rate, at the Company's option. Base Rate loans will bear interest at a rate equal to (i) the greater of: (a) the Prime Rate, (b) the Federal Funds effective rate plus 0.50% per annum and (c) the Daily Simple SOFR rate plus 1.00% per annum (provided the Base Rate shall never be less than the Floor (as defined in the First Amendment)), plus (ii) a varying percentage, based on the Company’s average excess availability, of either 0.25% or 0.50% (the “Applicable Margin”). Daily Simple SOFR loans will bear interest at a rate equal to (i) the Daily Simple SOFR rate plus an adjustment of 0.10% (provided the Daily Simple SOFR rate shall never be less than the Floor), plus (ii) the Applicable Margin. Any swingline loan will continue to bear interest at a rate equal to the Base Rate plus the Applicable Margin.
Debt instrument, covenant description			(i) 10% of the Revolving Loan Cap (the lesser of the aggregate revolving commitments or the borrowing base) and (ii) $7.5 million, then the Company is required to maintain a minimum consolidated fixed charge coverage ratio of 1.0:1.0 until such time as availability has exceeded the greater of (1) 10% of the Revolving Loan Cap and (2) $7.5 million for 30 consecutive days.
Minimum loan cap percentage		10.00%
Line of credit facility		$ 7,500,000
Minimum consolidated fixed charge coverage ratio		1.0
Number of consecutive days \| d		30
Line of credit facility, maturity date		Oct. 28, 2026
Line of credit facility, remaining borrowing capacity			$ 93,800,000
Line of credit facility, average unused excess availability			$ 82,500,000
Unused line fee	0.25%
Credit Facility \| Federal Funds Rate
Debt Instrument [Line Items]
Line of credit facility, basis spread on variable rate	0.50%
Credit Facility \| SOFR-based Borrowings
Debt Instrument [Line Items]
Line of credit facility, basis spread on variable rate	1.00%
Credit Facility \| Prime-based Borrowings
Debt Instrument [Line Items]
Line of credit facility interest rate			8.25%
Credit Facility \| Minimum \| SOFR-based Borrowings
Debt Instrument [Line Items]
Line of credit facility, basis spread on variable rate	0.25%
Credit Facility \| Maximum \| SOFR-based Borrowings
Debt Instrument [Line Items]
Line of credit facility, basis spread on variable rate	0.50%
Credit Facility \| Commercial And Standby Letter Of Credits
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 20,000,000.0
Credit Facility \| Swing Line Loans
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 15,000,000.0
Credit Facility \| SOFR loans \| SOFR-based Borrowings
Debt Instrument [Line Items]
Line of credit facility, basis spread on variable rate	0.10%
Credit Facility \| Standby Letters of Credit
Debt Instrument [Line Items]
Letters of credit outstanding, amount			$ 3,800,000
Credit Facility \| Documentary Letters of Credit
Debt Instrument [Line Items]
Letters of credit outstanding, amount			$ 1,300,000