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SHARE-BASED COMPENSATION - Significant Assumptions (Details) - Stock options
9 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Significant assumptions used to compute the fair market values    
Risk-free interest rate (as a percent) 1.81% 1.23%
Dividend yield (as a percent) 0.00% 0.00%
Volatility factor (as a percent) 109.00% 109.00%
Expected life (years)   2 years 10 months 17 days
Maximum    
Significant assumptions used to compute the fair market values    
Expected life (years) 4 years 11 months 1 day