Note 8 - Restructuring Costs (Details) - Summary of Restructuring Costs, Outstanding Payable Balance and Cumulative Restructuring Costs (USD $) In Thousands, unless otherwise specified	3 Months Ended			12 Months Ended		3 Months Ended	12 Months Ended		3 Months Ended	12 Months Ended		3 Months Ended	12 Months Ended
	May 03, 2014	May 04, 2013	May 03, 2014 Employee Severance [Member]	Feb. 01, 2014 Employee Severance [Member]	Feb. 02, 2013 Employee Severance [Member]	May 03, 2014 Facility Closing [Member]	Feb. 01, 2014 Facility Closing [Member]	Feb. 02, 2013 Facility Closing [Member]	May 03, 2014 Total Restructuring Charges [Member]	Feb. 01, 2014 Total Restructuring Charges [Member]	Feb. 02, 2013 Total Restructuring Charges [Member]	May 03, 2014 Cumulative Restructuring Costs [Member]	Feb. 01, 2014 Cumulative Restructuring Costs [Member]	Feb. 02, 2013 Cumulative Restructuring Costs [Member]
Restructuring Cost and Reserve [Line Items]
Liability balance			$ 586	$ 363	$ 1,014		$ 2	$ 8	$ 586	$ 365	$ 1,022	$ 6,595	$ 5,570	$ 3,264
Charges	1,084	398	1,025	1,696			610		1,025	2,306		1,025	2,306
Cash payments			$ (802)	$ (2,347)		$ (2)	$ (616)		$ (804)	$ (2,963)