Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $)	9 Months Ended
	Apr. 01, 2012	Mar. 27, 2011
Cash Flows From Operating Activities
Net earnings	$ 1,395,251	$ 1,364,654
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	1,200,535	1,304,524
Changes in assets and liabilities
(Increase) decrease in inventories	(18,128)	22,121
Decrease (increase) in prepaid & other	86,405	(319,414)
Decrease in income taxes refundable	275,847	615,054
Decrease in other long-term assets	1,000	2,300
Decrease in accounts payable	(39,114)	(57,218)
Decrease in accrued expenses	(321,532)	(103,571)
Increase in income taxes payable	101,512
Increase in other current liabilities	2,032,736	2,242,194
Net cash provided by operating activities	4,714,512	5,070,644
Cash Flows From Investing Activities
Expenditures for land, building and equip	(1,492,348)	(908,558)
Net sales & maturities of short-term investments	1,634,096	337,063
Purchases of marketable securities	(309,663)	(149,168)
Net cash used in Investing activities	(167,915)	(720,663)
Cash Flows From Financing Activities
Payment of cash dividends	(2,472,706)	(2,419,077)
Net cash used in financing activities	(2,472,706)	(2,419,077)
Net Increase in Cash and Equivalents	2,073,891	1,930,904
Cash and Equivalents, Beginning of period	2,361,846	2,579,487
Cash and Equivalents, End of period	4,435,737	4,510,391
Cash Paid During the Period for:
Income taxes	$ 256,041	$ 152,546