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v3.19.1

Revenue Recognition - Additional Information (Details) $ in Millions | 3 Months Ended |
--- | --- | ---
May 04, 2019 USD ($) Segment | Feb. 02, 2019 USD ($)
Revenue From Contract With Customer [Abstract] |  |
Gift card liability, net of breakage | $ 1.8 | $ 2.4
Percentage of customers participate in loyalty program | 90.00% |
Loyalty accrual, net of breakage | $ 1.1 | $ 1.0
Number of reportable segments | Segment | 1 |

X
- Definition Loyalty accrual net of breakage current. + References No definition available. + Details
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Balance Type: | credit
Period Type: | instant

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- Definition Percentage of customers participate in loyalty program. + References No definition available. + Details
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Namespace Prefix: | dxlg_
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Balance Type: | na
Period Type: | instant

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- Definition Carrying value as of the balance sheet date of the liability for outstanding gift cards. Retail customers purchase gift cards or gift certificates that can be redeemed at a later date for merchandise or services; those unredeemed represent a liability of the entity because the revenue is being deferred. + 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 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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Balance Type: | credit
Period Type: | instant

X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
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Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration