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Note 1 - Basis of Presentation (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Aug. 04, 2018	Jul. 29, 2017	Aug. 04, 2018	Jul. 29, 2017	Feb. 02, 2019
Revenue from Contract with Customer, Excluding Assessed Tax, Total	$ 83,178	$ 79,180	$ 166,362	$ 170,383
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest, Total	(2,545)	$ (164)	(1,899)	$ 4,260
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	$ (742)		$ (1,341)
Difference between Revenue Guidance in Effect before and after Topic 606 [Member] | Scenario, Forecast [Member] | Accounting Standards Update 2014-09 [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total					$ (3,900)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest, Total					$ (3,900)

X

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Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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