Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	May 02, 2015	Jan. 31, 2015	May 03, 2014
Class of Stock [Line Items]
Allowance For Doubtful Accounts Receivable Current	$ 1,535	$ 1,542	$ 1,732
Preferred Stock Par Or Stated Value Per Share	$ 100	$ 100	$ 100
Preferred Stock Shares Authorized	1,000,000us-gaap_PreferredStockSharesAuthorized	1,000,000us-gaap_PreferredStockSharesAuthorized	1,000,000us-gaap_PreferredStockSharesAuthorized
Preferred Stock Shares Issued	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued
Common Class B [Member]
Class of Stock [Line Items]
Common Stock Shares Authorized	15,000,000	15,000,000	15,000,000
Common Stock Shares Issued	1,743,525	1,743,525	1,743,525
Common Stock Par Or Stated Value Per Share	$ 0.033	$ 0.033	$ 0.033
Common Class A [Member]
Class of Stock [Line Items]
Common Stock Shares Authorized	50,000,000	50,000,000	50,000,000
Common Stock Shares Issued	26,319,927	26,174,684	26,282,502
Common Stock Par Or Stated Value Per Share	$ 0.033	$ 0.033	$ 0.033

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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