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STOCK-BASED COMPENSATION (Details 2)
6 Months Ended
Jun. 30, 2017
$ / shares
shares
Outstanding Options  
Number Outstanding at June 30, 2017 | shares 5,220,000
Weighted Averaged Remaining Life 4 years 11 months 15 days
Weighted Averaged Exercise Price | $ / shares $ 1.72
Vested Options  
Number Exercisable at June 30, 2017 | shares 3,466,000
Weighted Averaged Exercise Price | $ / shares $ 1.17
Weighted Averaged Remaining Life 4 years 11 months 15 days
$0.20 - $0.53 [Member]  
Outstanding Options  
Number Outstanding at June 30, 2017 | shares 1,347,000
Weighted Averaged Remaining Life 4 years 5 months 12 days
Weighted Averaged Exercise Price | $ / shares $ 0.27
Vested Options  
Number Exercisable at June 30, 2017 | shares 1,346,989
Weighted Averaged Exercise Price | $ / shares $ 0.27
Weighted Averaged Remaining Life 4 years 5 months 16 days
$0.65 - $1.80 [Member]  
Outstanding Options  
Number Outstanding at June 30, 2017 | shares 1,159,000
Weighted Averaged Remaining Life 3 years 4 months 6 days
Weighted Averaged Exercise Price | $ / shares $ 0.87
Vested Options  
Number Exercisable at June 30, 2017 | shares 1,055,319
Weighted Averaged Exercise Price | $ / shares $ 0.85
Weighted Averaged Remaining Life 3 years 4 months 6 days
$1.83 - $2.84 [Member]  
Outstanding Options  
Number Outstanding at June 30, 2017 | shares 1,636,000
Weighted Averaged Remaining Life 5 years 1 month 27 days
Weighted Averaged Exercise Price | $ / shares $ 2.07
Vested Options  
Number Exercisable at June 30, 2017 | shares 917,545
Weighted Averaged Exercise Price | $ / shares $ 2.09
Weighted Averaged Remaining Life 5 years 1 month 27 days
$3.20 - $6.20 [Member]  
Outstanding Options  
Number Outstanding at June 30, 2017 | shares 1,070,000
Weighted Averaged Remaining Life 726 days
Weighted Averaged Exercise Price | $ / shares $ 3.9
Vested Options  
Number Exercisable at June 30, 2017 | shares 138,931
Weighted Averaged Exercise Price | $ / shares $ 3.79
Weighted Averaged Remaining Life 726 days
$7.20 - $22.00 [Member]  
Outstanding Options  
Number Outstanding at June 30, 2017 | shares 8,000
Weighted Averaged Remaining Life 2 years 1 month 16 days
Weighted Averaged Exercise Price | $ / shares $ 10.36
Vested Options  
Number Exercisable at June 30, 2017 | shares 8,000
Weighted Averaged Exercise Price | $ / shares $ 10.36
Weighted Averaged Remaining Life 2 years 1 month 16 days