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Stock-Based Compensation (Narrative) (Details) - Common Class A [Member] - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jul. 29, 2023	Jul. 30, 2022	Jul. 29, 2023	Jul. 30, 2022	Jan. 28, 2023
Restricted Stock [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized Compensation Expense	$ 11,597,000		$ 11,597,000		$ 10,543,000
Remaining Weighted-Average Vesting Period			2 years 7 months 6 days		2 years 1 month 6 days
Compensation Expense	$ 1,230,000	$ 1,403,000	$ 2,158,000	$ 2,006,000
Employee Stock Purchase Plan Share Purchase Discount Rate	15.00%		15.00%
Employee Stock Purchase Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares Sold			26,127	12,196
Compensation Expense			$ 34,000	$ 26,000
Employee Stock Purchase Plan Share Purchase Discount	$ 1.31	$ 2.12	$ 1.31	$ 2.12

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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