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SHARE-BASED PAYMENTS (Tables)
3 Months Ended
Mar. 31, 2016
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Risk-free interest rate   1.43%  
Expected life   5.0 years  
Expected volatility   74.8 *  
Expected dividend yield   0.00%  
Weighted-average expected life of option   5.00  
Weighted-average grant date fair value $ 1.22  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
    Three Months ended     Year ended  
    March 31, 2016     December 31, 2015  
                                     
          Weighted           Range of     Weighted        
    Range of     Average           Exercise     Average        
    Exercise Prices     Exercise Price     Number of     Prices     Exercise Price     Number of  
    $     $     Options     $     $     Options  
Balance, beginning of period   6.55 - 38.12     10.05     2,122,897     6.55 - 38.12     10.05     905,413  
Transactions during the period:                                    
   Granted   2.12     2.12     418,287     2.55 - 18.55     6.02     2,176,330  
   Exercised   2.12     2.12     (1,200 )   2.55 - 4.48     3.78     (48,802 )
   Forfeited   4.44 - 15.61     7.64     (89,377 )   4.44 - 29.71     7.29     (574,486 )
   Expired   6.94 - 33.15     27.19     (4,400 )   7.47 - 32.10     7.42     (335,558 )
Balance, end of period   2.55 - 32.10     5.88     2,446,207     2.55 - 32.10     6.54     2,122,897  
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]
    Stock-option     RSU  
          Weighted           Weighted  
    Number of     Average Grant-     Number of     Average Grant-  
    shares     Date Fair Value     shares     Date Fair Value  
Non-vested December 31, 2015   200,229   $ 2.25     272,866   $ 4.03  
   Granted   418,287   $ 1.30     948,047   $ 2.12  
   Vested   (329,065 ) $ 2.24     -   $   -  
   Settled for equity   -   $ -     (138,608 ) $ 4.65  
   Forfeited   (22,532 ) $ 3.86     (4,350 ) $ 5.79  
Non-vested March 31, 2016   266,919   $ 1.56     1,077,955   $ 2.42  
Schedule of Compensation Costs for Share-based Payment Arrangements [Table Text Block]
    Three months ended  
    March 31,  
    2016     2015  
Share-based compensation $ 667   $ 125