NOTE 2 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Earnings Per Share - (Details) - USD ($)	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Basic Numerator: Net Income Available to Common Stockholders	$ 10,207,588	$ 8,240,205
Basic Denominator: Weighted Average Shares Outstanding	6,505,283	6,443,713
Basic Income Per Common Share	$ 1.57	$ 1.28
Common Stock [Member]
Basic Numerator: Net Income Available to Common Stockholders	$ 9,592,134	$ 7,735,650
Basic Denominator: Weighted Average Shares Outstanding	6,505,283	6,443,713
Basic Income Per Common Share	$ 1.47	$ 1.20
Weighted average shares outstanding	6,505,283	6,443,713
Shares included upon conversion of Class C Common to calculate a diluted EPS	127,504	127,504
Total Denominator for Diluted Earnings Per Share	6,632,787	6,571,217
Diluted Income per Common Share	$ 1.45	$ 1.18
Common Class C [Member]
Basic Numerator: Net Income Available to Common Stockholders	$ 156,744	$ 128,500
Basic Denominator: Weighted Average Shares Outstanding	382,513	382,513
Basic Income Per Common Share	$ 0.41	$ 0.34
Weighted average shares outstanding	382,513	382,513
Shares included upon conversion of Class C Common to calculate a diluted EPS
Total Denominator for Diluted Earnings Per Share	382,513	382,513
Diluted Income per Common Share	$ 0.41	$ 0.34