Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Apr. 28, 2012	Apr. 30, 2011	May 01, 2010
Operating Activities:
Net income	$ 43,993	$ 40,754	$ 32,853
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	10,651	11,356	12,350
Deferred income tax benefit	(477)	(694)	(1,026)
Loss on disposal of property, net	7	82	791
Stock-based compensation	290	446	349
Trade receivables	(5,679)	(2,078)	(99)
Inventories	(7,509)	1,319	4,940
Prepaid and other assets	(2,239)	(1,215)	8
Accounts payable	5,618	829	423
Accrued and other liabilities	(6,959)	4,503	3,796
Net cash provided by operating activities	37,696	55,302	54,385
Investing Activities:
Additions to property, plant and equipment	(9,905)	(11,389)	(8,349)
Proceeds from sale of property, plant and equipment	53	77	35
Net cash used in investing activities	(9,852)	(11,312)	(8,314)
Financing Activities:
Common stock cash dividend		(106,314)	(62,295)
Proceeds from stock options exercised	115	209	266
Stock-based tax benefits	295	921	384
Net cash provided by (used in) financing activities	410	(105,184)	(61,645)
Net Increase (Decrease) in Cash and Equivalents	28,254	(61,194)	(15,574)
Cash and Equivalents - Beginning of Year	7,372	68,566	84,140
Cash and Equivalents - End of Year	35,626	7,372	68,566
Other Cash Flow Information:
Interest paid	95	101	124
Income taxes paid	$ 23,127	$ 20,816	$ 18,541