Condensed Consolidated Balance Sheets (Parentheticals) - USD ($)	Apr. 29, 2023	Jan. 28, 2023
Class of Stock [Line Items]
Allowance For Doubtful Accounts Receivable Current	$ 761,000	$ 761,000
Preferred Stock Par Or Stated Value Per Share	$ 100	$ 100
Preferred Stock Shares Authorized	100,000	100,000
Preferred Stock Shares Issued	0	0
Class A common stock [Member]
Class of Stock [Line Items]
Common Stock Shares Authorized	50,000,000	50,000,000
Common Stock Shares Issued	18,479,615	18,723,225
Common Stock Par Or Stated Value Per Share	$ 0.033	$ 0.033
Convertible Class B common stock [Member]
Class of Stock [Line Items]
Common Stock Shares Authorized	15,000,000	15,000,000
Common Stock Shares Issued	1,763,652	1,763,652
Common Stock Par Or Stated Value Per Share	$ 0.033	$ 0.033

Amount of allowance for credit loss on accounts receivable, classified as current.

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