Consolidated Statements of Cash Flows (USD $)	12 Months Ended
	May 03, 2014	Apr. 27, 2013	Apr. 28, 2012
Operating Activities:
Net income	$ 43,635,000	$ 46,920,000	$ 43,993,000
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	11,708,000	11,002,000	10,651,000
Deferred income tax provision (benefit)	79,000	172,000	(477,000)
Loss on disposal of property, net	51,000	63,000	7,000
Stock-based compensation	95,000	230,000	290,000
Changes in assets and liabilities:
Trade receivables	5,864,000	(2,478,000)	(5,679,000)
Inventories	(4,680,000)	1,628,000	(7,509,000)
Prepaid and other assets	(2,548,000)	(2,466,000)	(2,239,000)
Accounts payable	1,345,000	(10,614,000)	5,618,000
Accrued and other liabilities	(3,167,000)	(4,193,000)	(6,959,000)
Net cash provided by operating activities	52,382,000	40,264,000	37,696,000
Investing Activities:
Additions to property, plant and equipment	(12,124,000)	(9,693,000)	(9,905,000)
Proceeds from sale of property, plant and equipment	62,000	77,000	53,000
Net cash used in investing activities	(12,062,000)	(9,616,000)	(9,852,000)
Financing Activities:
Dividends paid on common stock		(118,139,000)
Dividends paid on preferred stock	(659,000)	(12,000)
(Repayments) borrowings under credit facilities	(20,000,000)	50,000,000
(Redemption) issuance of preferred stock	(8,000,000)	19,704,000
Proceeds from stock options exercised	47,000	239,000	115,000
Other	(43,000)	201,000	295,000
Net cash (used in) provided by financing activities	(28,655,000)	(48,007,000)	410,000
Net Increase (Decrease) in Cash and Equivalents	11,665,000	(17,359,000)	28,254,000
Cash and Equivalents - Beginning of Year	18,267,000	35,626,000	7,372,000
Cash and Equivalents - End of Year	29,932,000	18,267,000	35,626,000
Other Cash Flow Information:
Interest paid	723,000	341,000	95,000
Income taxes paid	$ 23,079,000	$ 24,327,000	$ 23,127,000