v3.25.2
Fair Value (Narrative) (Details) - USD ($)
6 Months Ended
Aug. 03, 2025
Jul. 28, 2024
Fair Value [Abstract]
Other than temporary impairment on available for sale securities
$ 0
$ 0
X
- Definition
Other Than Temporary Impairment On Available For Sale Securities
+ References
No definition available.
+ Details
Name:
dlth_OtherThanTemporaryImpairmentOnAvailableForSaleSecurities
Namespace Prefix:
dlth_
Data Type:
xbrli:monetaryItemType
Balance Type:
debit
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_FairValueDisclosuresAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration