XML 82 R36.htm IDEA: XBRL DOCUMENT
v3.20.1

Nature of Operations and Basis of Presentation (Narrative) (Details) | 12 Months Ended
--- | ---
Feb. 02, 2020 item store segment
Number of retail stores | store | 58
Number of outlet stores | store | 3
Number of classes of authorized common stock | segment | 2
Common stock voting and conversion rights | Each share of Class A common stock is entitled to ten votes per share and is convertible at any time into one share of Class B common stock. Each share of Class B common stock is entitled to one vote per share.
Class A common stock |
Number of votes per share | item | 10
Class B common stock |
Number of votes per share | item | 1

X
- Definition Number Of Classes Of Authorized Common Stock + References No definition available. + Details
Name: | dlth_NumberOfClassesOfAuthorizedCommonStock
Namespace Prefix: | dlth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Outlet Stores + References No definition available. + Details
Name: | dlth_NumberOfOutletStores
Namespace Prefix: | dlth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Votes Per Share + References No definition available. + Details
Name: | dlth_NumberOfVotesPerShare
Namespace Prefix: | dlth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of voting rights of common stock. Includes eligibility to vote and votes per share owned. Include also, if any, unusual voting rights. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
Name: | us-gaap_CommonStockVotingRights
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of stores. + References No definition available. + Details
Name: | us-gaap_NumberOfStores
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |