EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
Earnings Per Share [Abstract]
Net income (loss) as reported	$ 6,850	$ (1,556)	$ 7,785	$ 100
Weighted average common shares outstanding	16,556	16,264	16,481	16,211
Effect of dilutive stock options (in shares)	631	0	497	101
Weighted average diluted common shares outstanding	17,187	16,264	16,978	16,312
Net income (loss) per common share
Basic (in dollars per share)	$ 0.41	$ (0.10)	$ 0.47	$ 0.01
Diluted (in dollars per share)	$ 0.40	$ (0.10)	$ 0.46	$ 0.01
Employee stock options excluded from computation of dilutive income per share amounts because their effect would be anti-dilutive (in shares)	0	131	0	296