Consolidated Statements of Cash Flows (USD $)	3 Months Ended
	Sep. 30, 2012	Oct. 02, 2011
Cash Flows From Operating Activities
Net loss	$ (240,993)	$ (275,173)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	390,387	423,767
Changes in assets and liabilities
Increase in inventories	(118,228)	(154,587)
Decrease in prepaid & other	147,099	155,575
Increase in income taxes refundable		(2,000)
Increase in deferred tax asset	(129,700)	(148,170)
Increase in accounts payable	209	24,732
Decrease in accrued expenses	(64,911)	(291,144)
Increase in other current liabilities	608,856	622,776
Net cash provided by operating activities	592,719	355,776
Cash Flows From Investing Activities
Expenditures for land, building and equip	(288,633)	(211,021)
Net sales & maturities of short-term Investments	406,233	1,107,448
Purchases of marketable securities	(23,693)	(28,782)
Net cash provided by
Investing activities	93,907	867,645
Cash Flows From Financing Activities
Payment of cash dividends	(824,235)	(824,235)
Net cash used in financing activities	(824,235)	(824,235)
Net (Decrease) increase in Cash and Equivalents	(137,609)	399,186
Cash and Equivalents, Beginning of period	2,332,022	2,361,846
Cash and Equivalents, End of period	2,194,413	2,761,032
Cash Paid During the Period for:
Income taxes		$ 2,000