Note 12 - Shareholders' Equity and Employee Benefits (Details) - Condensed Consolidated Statement of Shareholders’ Equity (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended					3 Months Ended
	May 03, 2014	May 04, 2013	May 03, 2014 Common Stock [Member]	May 03, 2014 Treasury Stock [Member]	Feb. 01, 2014 Treasury Stock [Member]	May 03, 2014 Accumulated Net Unrealized Investment Gain (Loss) [Member]	May 03, 2014 Accumulated Translation Adjustment [Member]	May 03, 2014 Retained Earnings [Member]
Note 12 - Shareholders' Equity and Employee Benefits (Details) - Condensed Consolidated Statement of Shareholders’ Equity [Line Items]
Balance, February 1, 2014 (in Shares)			39,083,961	(4,659,143)	(4,659,143)
Balance, February 1, 2014	$ 158,391		$ 485,188	$ (88,198)	$ (88,198)	$ 149	$ 502	$ (239,250)
Unrealized gain on marketable securities	46	(43)				46
Currency translation adjustments	208						208
Stock-based compensation expense	1,488		1,488
Tax effect related to stock options	620		620
Net proceeds from common stock issued under share plans (in Shares)			43,464
Net proceeds from common stock issued under share plans	1		1
Net loss	(9,914)	(4,533)						(9,914)
Balance, May 3, 2014 (in Shares)			39,127,425	(4,659,143)	(4,659,143)
Balance, May 3, 2014	$ 150,840		$ 487,297	$ (88,198)	$ (88,198)	$ 195	$ 710	$ (249,164)