XML 55 R44.htm IDEA: XBRL DOCUMENT
v3.21.2

Equity and Earnings per Share - Additional Information (Details) - shares | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Oct. 30, 2021 | Oct. 31, 2020 | Oct. 30, 2021 | Oct. 31, 2020 | Aug. 05, 2021 | Aug. 04, 2021 | Jan. 30, 2021
Earnings Per Share [Line Items] |  |  |  |  |  |  |
Common stock, shares authorized | 125,000,000 |  | 125,000,000 |  | 125,000,000.0 | 100,000,000.0 | 100,000,000
Shares excluded from computation of basic and diluted earnings per share |  | 134,000 |  | 172,000 |  |  |
Deferred Stock |  |  |  |  |  |  |
Earnings Per Share [Line Items] |  |  |  |  |  |  |
Shares excluded from computation of basic and diluted earnings per share |  |  | 435,568 | 316,703 |  |  |
Stock Options |  |  |  |  |  |  |
Earnings Per Share [Line Items] |  |  |  |  |  |  |
Shares excluded from computation of basic and diluted earnings per share |  | 3,676,000 | 386,000 | 3,676,000 |  |  |
Stock Options | Minimum |  |  |  |  |  |  |
Earnings Per Share [Line Items] |  |  |  |  |  |  |
Share-based compensation arrangement, expiration date |  |  | Jan. 31, 2023 |  |  |  |
Stock Options | Maximum |  |  |  |  |  |  |
Earnings Per Share [Line Items] |  |  |  |  |  |  |
Share-based compensation arrangement, expiration date |  |  | Jun. 29, 2028 |  |  |  |
Performance Stock Units |  |  |  |  |  |  |
Earnings Per Share [Line Items] |  |  |  |  |  |  |
Shares excluded from computation of basic and diluted earnings per share | 480,000 | 720,000 | 480,000 | 720,000 |  |  |

X
- Definition Earnings per share. + References No definition available. + Details
Name: | dxlg_EarningsPerShareLineItems
Namespace Prefix: | dxlg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
Name: | us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. + 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(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Date the equity-based award expires, in YYYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardExpirationDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AwardTypeAxis=dxlg_DeferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=us-gaap_EmployeeStockOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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: |

X
- Details
Name: | us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=us-gaap_PhantomShareUnitsPSUsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |