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STOCKHOLDERS' EQUITY (Details) - Share-based compensation costs, Employee Awards, Fair Value Assumptions - $ / shares
3 Months Ended
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
STOCKHOLDERS' EQUITY (Details) - Share-based compensation costs, Employee Awards, Fair Value Assumptions [Line Items]      
Exercise price   $ 1.92  
Stock price on date of grant   $ 1.92  
Volatility   145.00%  
Risk-free interest rate   1.80%  
Expected life (years)   5 years  
Minimum [Member]      
STOCKHOLDERS' EQUITY (Details) - Share-based compensation costs, Employee Awards, Fair Value Assumptions [Line Items]      
Exercise price $ 1.34   $ 2.41
Stock price on date of grant $ 1.34   $ 2.41
Volatility 140.00%   148.00%
Risk-free interest rate 1.40%   1.70%
Expected life (years) 3 years   4 years
Maximum [Member]      
STOCKHOLDERS' EQUITY (Details) - Share-based compensation costs, Employee Awards, Fair Value Assumptions [Line Items]      
Exercise price $ 2.07   $ 3.00
Stock price on date of grant $ 2.07   $ 3.00
Volatility 142.00%   153.00%
Risk-free interest rate 1.90%   1.90%
Expected life (years) 5 years   5 years