Note 7 - Income Taxes - Differences Between the Income Tax (Benefit) Provision and Federal Statutory Income Tax Rate Calculation (Details) - USD ($) $ in Thousands		12 Months Ended
		Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Income taxes at statutory rate (1)	[1]	$ 16,505	$ (1,208)	$ 41,376
State income taxes, net of federal tax benefit		2,218	2,519	3,579
Foreign earnings taxed at lower rates		(3,199)	(4,210)	(8,072)
Share-based compensation		86	(347)	(1,265)
Income tax reform, net benefit		0	(3,891)	(294)
GILTI, BEAT and FDII provisions		668	613	0
Non-deductibility of goodwill impairment		0	7,989	0
Impairment of foreign tradename taxed at higher rate		0	(2,400)	0
Valuation allowance release on state loss carryforwards		0	0	(100)
Non-deductibility of acquisition costs		0	46	0
Other		233	616	251
Total income tax provision (benefit)		$ 16,511	$ (273)	$ 35,475

[1] The federal statutory tax rate was 21.0% in 2019 and 2018, and 33.7% in 2017.