Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Jul. 02, 2017	Jul. 03, 2016
Cash Flows From Operating Activities
Net earnings for the year	$ 2,451,110	$ 2,151,025
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation, Depletion and Amortization	973,849	1,153,121
Decrease in deferred income tax	(74,567)	(95,712)
(Gain) loss on disposition of assets-net	(77,972)	10,035
Loss (gain) on sale of available-for-sale securities	5,845	(24,299)
Changes in assets and liabilities
Decrease (increase) in inventories	26,476	(8,328)
Decrease (increase) in prepaid and other	108,692	(176,167)
Decrease in income taxes refundable		51,309
Decrease in other long-term assets		150
Increase (decrease) in accounts payable	13,075	(48,742)
(Decrease) increase in accrued expenses	(123,795)	191,709
(Decrease) increase in income taxes payable	(185,297)	207,840
Increase in other current liabilities	16,342	35,149
Decrease in long-term deferred compensation	(5,207)	(5,277)
Net cash provided by operating activities	3,128,551	3,441,813
Cash Flows From Investing Activities
Expenditures for land, building and equipment	(326,398)	(319,558)
Sale of assets	93,599	50,000
Net sales and maturities (purchases) of short-term investments	350,635	(350,829)
Purchases of marketable securities	(86,284)	(71,570)
Proceeds from sale of marketable securities		1,000,000
Increase in cash surrender value	(32,165)	(32,569)
Net cash (used in) provided by investing activities	(613)	275,474
Cash Flows From Financing Activities
Payment of cash dividends	(3,509,460)	(3,509,461)
Net cash used in financing activities	(3,509,460)	(3,509,461)
Net Change in Cash and Equivalents	(381,522)	207,826
Cash and Equivalents, Beginning of period	986,193	778,367
Cash and Equivalents, End of period	604,671	986,193
Supplemental Disclosures of Cash Flow Information Cash Paid During the Period for:
Interest paid	6,296
Income taxes	$ 1,575,623	$ 934,026