Consolidated Statements of Earnings - USD ($)	12 Months Ended
	Jun. 28, 2020	Jun. 30, 2019
Operating Revenues:
Operating revenue	$ 17,780,942	$ 24,418,626
Operating Expenses:
Employee compensation and benefits	8,749,681	11,073,710
Depreciation and amortization	957,138	982,760
General and administrative	1,051,545	948,112
Total Operating Expense	17,436,237	21,202,166
Loss on disposal of land, buildings and equipment	(16,661)	(1,359)
Operating Income	328,044	3,215,101
Interest, dividend and other income	443,442	403,534
Change in value of investments	(367,466)	331,149
Earnings before provision for income taxes	404,020	3,949,784
Provision for income taxes (Note 7)
Current	77,944	808,802
Deferred	(77,116)	91,810
Total Provision for Income Taxes	828	900,612
Net Earnings	$ 403,192	$ 3,049,172
Earnings per share-basic & diluted (in dollars per share)	$ 0.08	$ 0.59
Weighted average shares outstanding (in shares)	5,160,971	5,160,971
Dividends paid	$ 2,709,511	$ 3,586,876
Common Class A [Member]
Provision for income taxes (Note 7)
Per share, dividends paid (in dollars per share)	$ 0.525	$ 0.695
Common Class B [Member]
Provision for income taxes (Note 7)
Per share, dividends paid (in dollars per share)	$ 0.525	$ 0.695
Bowling and Other [Member]
Operating Revenues:
Operating revenue	$ 12,536,616	$ 17,140,472
Operating Expenses:
Cost of goods and services sold	5,108,569	6,084,067
Food, Beverage, and Merchandise [Member]
Operating Revenues:
Operating revenue	5,244,326	7,278,154
Operating Expenses:
Cost of goods and services sold	$ 1,569,304	$ 2,113,517