NOTE 2 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Basic Numerator: Net income available to common stockholders	$ 3,552	$ 4,189	$ 6,871	$ 7,908
Basic Denominator: Weighted average shares outstanding	6,357,000	6,287,000	6,351,000	6,287,000
Basic income per common share	$ 0.56	$ 0.67	$ 1.08	$ 1.26
Common Shares
Basic Numerator: Net income available to common stockholders	$ 3,332	$ 3,926	$ 6,444	$ 7,413
Basic Denominator: Weighted average shares outstanding	6,357,000	6,287,000	6,351,000	6,287,000
Basic income per common share	$ 0.52	$ 0.62	$ 1.01	$ 1.18
Shares included upon conversion of Class C Common to calculate a diluted EPS	128,000	128,000	128,000	128,000
Total Denominator for diluted earnings per share	6,485,000	6,415,000	6,479,000	6,415,000
Diluted income per common share	$ 0.51	$ 0.61	$ 0.99	$ 1.16
Class C Common Stock
Basic Numerator: Net income available to common stockholders	$ 56	$ 67	$ 109	$ 126
Basic Denominator: Weighted average shares outstanding	383,000	383,000	383,000	383,000
Basic income per common share	$ 0.15	$ 0.17	$ 0.28	$ 0.33
Total Denominator for diluted earnings per share	383,000	383,000	383,000	383,000
Diluted income per common share	$ 0.15	$ 0.17	$ 0.28	$ 0.33