Condensed Consolidated Balance Sheets (Unaudited) (USD $)	Sep. 29, 2013	Jun. 30, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 1,778,487	$ 3,437,780
Short-term investments	1,448,882	949,815
Inventories	660,978	519,179
Prepaid expenses and other	349,493	563,591
Income taxes refundable	64,129	58,129
Current deferred income tax	178,158	6,658
TOTAL CURRENT ASSETS	4,480,127	5,535,152
LAND, BUILDINGS & EQUIPMENT, net of accumulated depreciation of $38,473,619 and $38,144,649	21,668,619	21,979,489
OTHER ASSETS:
Marketable investment securities	8,593,913	8,477,227
Cash surrender value-life insurance	648,717	648,717
Other	80,665	84,465
TOTAL OTHER ASSETS	9,323,295	9,210,409
TOTAL ASSETS	35,472,041	36,725,050
CURRENT LIABILITIES:
Accounts payable	430,326	694,454
Accrued expenses	968,271	1,045,645
Dividends payable	851,561	851,561
Other current liabilities	875,167	311,284
Income taxes payable	0	151,227
TOTAL CURRENT LIABILITIES	3,125,325	3,054,171
LONG-TERM DEFERRED COMPENSATION	39,194	39,194
NONCURRENT DEFERRED INCOME TAXES	2,541,130	2,599,884
TOTAL LIABILITIES	5,705,649	5,693,249
STOCKHOLDERS' EQUITY
Preferred stock, par value $10 a share: Authorized and unissued, 2,000,000 shares	0	0
Additional paid-in capital	7,849,814	7,849,814
Unrealized gain on available-for-sale securities, net of tax	2,488,562	2,584,020
Retained earnings	18,911,919	20,081,870
TOTAL STOCKHOLDERS' EQUITY	29,766,392	31,031,801
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	35,472,041	36,725,050
Common Class A [Member]
STOCKHOLDERS' EQUITY
Common stock	374,645	374,645
Common Class B [Member]
STOCKHOLDERS' EQUITY
Common stock	$ 141,452	$ 141,452