Condensed Consolidated Statements of Cash Flows (Current Period Unaudited) - USD ($)	3 Months Ended
	Oct. 02, 2016	Sep. 27, 2015
Cash Flows From Operating Activities
Net loss	$ (720)	$ (148,076)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	292,694	336,187
Loss on involuntary cancellation of available-for-sale securities	5,845
Gain on sale of available-for-sale securities		(24,299)
Changes in assets and liabilities
Increase in inventories	(30,070)	(62,507)
Decrease in prepaid & other	237,820	298,485
Increase in income taxes refundable	(187,060)	(26,000)
Increase in deferred tax asset		(79,700)
Decrease in accounts payable	(220,982)	(258,733)
Decrease in accrued expenses	(419,996)	(158,099)
Decrease in income taxes payable	(207,840)
Increase in other current liabilities	614,091	614,504
Net cash provided by operating activities	83,782	491,762
Cash Flows From Investing Activities
Expenditures for land, building and equipment	(105,178)	(19,381)
Net (purchases) sales & maturities of short-term investments	(894)	(12)
Proceeds from sale of available-for-sale securities		1,000,000
Net purchases of marketable securities	(15,051)	(18,578)
Net cash (used in) provided by investing activities	(121,123)	962,029
Cash Flows From Financing Activities
Proceeds from note payable	500,000
Payment of cash dividends	(877,365)	(877,365)
Net cash used in financing activities	(377,365)	(877,365)
Net Change in Cash and Equivalents	(414,706)	576,426
Cash and Cash Equivalents, Beginning of period	986,193	778,367
Cash and Cash Equivalents, End of period	571,487	1,354,793
Supplemental Disclosures of Cash Flow Information
Interest	2,722
Income taxes	$ 394,500	$ 26,000