Condensed Consolidated Balance Sheets (Unaudited) (USD $)	Dec. 29, 2013	Jun. 30, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 2,310,380	$ 3,437,780
Short-term investments	1,450,048	949,815
Inventories	592,704	519,179
Prepaid expenses and other	275,893	563,591
Income taxes refundable	142,829	58,129
Current deferred income taxes	6,658	6,658
TOTAL CURRENT ASSETS	4,778,512	5,535,152
LAND, BUILDINGS & EQUIPMENT
Net of accumulated depreciation of $38,766,778 and $38,144,649	21,375,414	21,979,489
OTHER ASSETS:
Marketable securities	8,652,195	8,477,227
Cash surrender value-life insurance	648,717	648,717
Other	80,665	84,465
TOTAL OTHER ASSETS	9,381,577	9,210,409
TOTAL ASSETS	35,535,503	36,725,050
CURRENT LIABILITIES:
Accounts payable	489,408	694,454
Accrued expenses	742,242	1,045,645
Dividends payable	851,561	851,561
Other current liabilities	1,550,994	311,284
Income taxes payable	0	151,227
TOTAL CURRENT LIABILITIES	3,634,205	3,054,171
LONG-TERM DEFERRED COMPENSATION	39,194	39,194
NONCURRENT DEFERRED INCOME TAXES	2,554,545	2,599,884
TOTAL LIABILITIES	6,227,944	5,693,249
Common stock, par value $.10 a share: Authorized, 10,000,000 shares
Additional paid-in capital	7,849,814	7,849,814
Unrealized gain on available-for-sale securities, net of tax	2,510,349	2,584,020
Retained earnings	18,431,299	20,081,870
TOTAL STOCKHOLDERS' EQUITY	29,307,559	31,031,801
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	35,535,503	36,725,050
Common Class A [Member]
Common stock, par value $.10 a share: Authorized, 10,000,000 shares
Common stock	374,645	374,645
Common Class B [Member]
Common stock, par value $.10 a share: Authorized, 10,000,000 shares
Common stock	$ 141,452	$ 141,452