NET INCOME PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Basic:
Net income - Basic	$ 1,249	$ 1,179	$ 2,354	$ 2,528
Weighted average shares outstanding	3,950,000	4,195,000	3,979,000	4,263,000
Basic income per share	$ 0.32	$ 0.28	$ 0.59	$ 0.59
Diluted:
Net income - Diluted	$ 1,249	$ 1,179	$ 2,354	$ 2,528
Weighted average shares outstanding	3,950,000	4,195,000	3,979,000	4,263,000
Effect of dilutive securities – stock options	103,000	47,000	103,000	40,000
Weighted average shares used in calculation of diluted earnings per share	4,053,000	4,242,000	4,082,000	4,303,000
Diluted income per share	$ 0.31	$ 0.28	$ 0.58	$ 0.59