Note 8 - Amortization Expense of Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Cost of Sales [Member]
Intangible asset amortization expense	$ 7,586	$ 7,922	$ 9,105
Operating Expense [Member]
Intangible asset amortization expense	1,722	1,418	1,542
Intangible asset amortization expense	$ 9,308	$ 9,340	$ 10,647