Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jan. 30, 2016	May. 02, 2015
Series C Preferred Stock [Member]
Shareholders' equity:
Preferred stock, value	$ 150	$ 150
Treasury stock, value	(5,100)	(5,100)
Series D Preferred Stock [Member]
Shareholders' equity:
Preferred stock, value	120	120
Common Treasury Stock [Member]
Shareholders' equity:
Treasury stock, value	(12,900)	(12,900)
Cash and equivalents	86,101	52,456
Trade receivables - net	59,553	59,951
Inventories	44,322	42,924
Deferred income taxes net	4,870	4,348
Prepaid and other assets	6,819	8,050
Total current assets	201,665	167,729
Property, plant and equipment - net	60,230	60,182
Goodwill	13,145	13,145
Intangible assets	1,615	1,615
Other assets	4,977	5,079
Total assets	281,632	247,750
Accounts payable	37,665	44,896
Accrued liabilities	27,721	21,257
Income taxes payable	31	98
Total current liabilities	$ 65,417	66,251
Long-term debt		10,000
Deferred income taxes net	$ 15,584	15,245
Other liabilities	7,683	8,472
Common stock, $.01 par value - 75,000,000 shares authorized; 50,533,934 shares issued (50,418,019 shares at May 2)	505	504
Additional paid-in capital	39,649	37,759
Retained earnings	173,322	129,773
Accumulated other comprehensive loss	(2,798)	(2,524)
Total shareholders' equity	192,948	147,782
Total liabilities and shareholders' equity	$ 281,632	$ 247,750