STOCK OPTIONS, OPTIONS GRANTED, EXERCISED, CANCELLED OR AVAILABLE FOR EXERCISE (Details) - USD ($)	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Options Shares [Roll Forward]
Shares under option, beginning of period	2,140,000	2,245,000
Granted	485,000	410,000
Exercised	0	0
Expired	(372,000)	(458,000)
Forfeited	(73,000)	(57,000)
Shares under option, end of period	2,180,000	2,140,000	2,245,000
Excercisable	1,105,166	1,084,000
Exercise Price Range [Rollforward]
Stock Option Exercise Price Range, Shares under option, Lower Range Limit, Beginning Balance	$ 2.05	$ 2.24
Stock Option Exercise Price Range, Shares under option, Upper Range Limit, Beginning Balance	9.74	13.09
Stock Option Exercise Price Range, Granted, Lower Range Limit	2.20	2.05
Stock Option Exercise Price Range, Granted, Upper Range Limit	2.42	2.83
Stock Option Exercise Price Range, Exercised, Lower Range Limit	0.00	0.00
Stock Option Exercise Price Range, Exercised, Upper Range Limit	0.00	0.00
Stock Option Exercise Price Range, Expired, Lower Range Limit	2.57	3.00
Stock Option Exercise Price Range, Expired, Upper Range Limit	9.74	13.09
Stock Option Exercise Price Range, Forfeited, Lower Range Limit	2.20	3.00
Stock Option Exercise Price Range, Forfeited, Upper Range Limit	5.30	6.00
Stock Option Exercise Price Range, Shares under option, Lower Range Limit, Ending Balance	2.05	2.05	$ 2.24
Stock Option Exercise Price Range, Shares under option, Upper Range Limit, Ending Balance	7.76	9.74	13.09
Stock option exercise price range, exercisable, lower range limit	2.05	2.24
Stock option exercise price range, exercisable, upper range limit	7.76	9.74
Weighted average exercise price [Roll Forward]
Shares under option, Weighted Average Exercise Price, Beginning Balance	4.66	5.33
Granted, Weighted Average Exercise Price	2.33	2.72
Exercised, Weighted Average Exercise Price	0.00	0.00
Expired, Weighted Average Exercise Price	6.24	6.25
Forfeited, Weighted Average Exercise Price	3.00	4.34
Shares under option,Weighted Average Exercise Price, Ending Balance	3.93	4.66	$ 5.33
Exercisable, weighted average exercise price	$ 4.88	$ 5.57
Weighted average remaining contractual life, shares under option	3 years 5 months 20 days	3 years 6 months 5 days	3 years 8 months 7 days
Interest Expense [Abstract]
Exercisable, weighted average remaining contractual life	2 years 3 months 11 days	2 years 5 months 20 days
Aggregate intrinsic value of in-the-money options, shares under option	$ 0	$ 0	$ 1,676
Exercisable, aggregate intrinsic value of in-the-money options	$ 0	$ 0