NOTE 2 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Earnings Per Share - (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Basic Numerator: Net income available to common stockholders	$ 3,887	$ 2,508
Basic Denominator: Weighted average shares outstanding	6,554	6,447
Basic income per common share	$ 0.59	$ 0.39
Shares included upon conversion of Class C Common to calculate a diluted EPS	128	128
Common Stock [Member]
Basic Numerator: Net income available to common stockholders	$ 3,652	$ 2,355
Basic Denominator: Weighted average shares outstanding	6,554	6,447
Basic income per common share	$ 0.56	$ 0.37
Shares included upon conversion of Class C Common to calculate a diluted EPS	6,554	6,447
Convertible Class C Stock	128	128
Total Denominator for diluted earnings per share	6,682	6,575
Diluted income per common share	$ 0.55	$ 0.36
Common Class C [Member]
Basic Numerator: Net income available to common stockholders	$ 60	$ 39
Basic Denominator: Weighted average shares outstanding	383	383
Basic income per common share	$ 0.16	$ 0.10
Shares included upon conversion of Class C Common to calculate a diluted EPS	383	383
Convertible Class C Stock
Total Denominator for diluted earnings per share	383	383
Diluted income per common share	$ 0.16	$ 0.10