STOCK BASED COMPENSATION, Stock options exercisable (Details) shares in Thousands	12 Months Ended
	Jun. 30, 2017 $ / shares shares
Options Outstanding [Abstract]
Outstanding (in shares) | shares	865
Weighted average exercise price (in dollars per share)	$ 4.53
Options Exercisable [Abstract]
Exercisable (in shares) | shares	561
Weighted average exercise price (in dollars per share)	$ 4.39
$2.51-$3.50 [Member]
Options Outstanding [Abstract]
Range of exercise price, minimum (in dollars per share)	2.51
Range of exercise price, maximum (in dollars per share)	$ 3.50
Outstanding (in shares) | shares	41
Weighted average remaining life	2 years 5 months 26 days
Weighted average exercise price (in dollars per share)	$ 2.95
Options Exercisable [Abstract]
Exercisable (in shares) | shares	39
Weighted average remaining life	2 years 5 months 16 days
Weighted average exercise price (in dollars per share)	$ 2.96
$3.51-$5.50 [Member]
Options Outstanding [Abstract]
Range of exercise price, minimum (in dollars per share)	3.51
Range of exercise price, maximum (in dollars per share)	$ 5.50
Outstanding (in shares) | shares	692
Weighted average remaining life	3 years 3 months 7 days
Weighted average exercise price (in dollars per share)	$ 4.35
Options Exercisable [Abstract]
Exercisable (in shares) | shares	464
Weighted average remaining life	2 years 7 months 28 days
Weighted average exercise price (in dollars per share)	$ 4.32
$5.51-$7.50 [Member]
Options Outstanding [Abstract]
Range of exercise price, minimum (in dollars per share)	5.51
Range of exercise price, maximum (in dollars per share)	$ 7.50
Outstanding (in shares) | shares	132
Weighted average remaining life	4 years 9 months 25 days
Weighted average exercise price (in dollars per share)	$ 5.97
Options Exercisable [Abstract]
Exercisable (in shares) | shares	58
Weighted average remaining life	4 years 9 months 11 days
Weighted average exercise price (in dollars per share)	$ 5.87