Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Details 2)

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STOCK-BASED COMPENSATION (Details 2) - Jun. 30, 2015 - USD ($)
Total
Share-based Compensation, Stock Options, Activity [Line Items]  
Outstanding - Number of Shares Issuable Upon Exercise of Outstanding Options 719,466
Granted - Number of Shares Issuable Upon Exercise of Outstanding Options 510,200
Canceled - Number of Shares Issuable Upon Exercise of Outstanding Options 105,072
Forfeited - Number of Shares Issuable Upon Exercise of Outstanding Options 229,475
Outstanding - Number of Shares Issuable Upon Exercise of Outstanding Options 895,119
Vested - Number of Shares Issuable Upon Exercise of Outstanding Options 315,203
Unvested - Number of Shares Issuable Upon Exercise of Outstanding Options 579,916
Exercisable - Number of Shares Issuable Upon Exercise of Outstanding Options 315,203
Outstanding - Weighted Average Exercise Price (in dollars per share) $ 15.59
Granted - Weighted Average Exercise Price (in dollars per share) 2.65
Canceled - Weighted Average Exercise Price (in dollars per share) 27.22
Forfeited - Weighted Average Exercise Price (in dollars per share) 9.29
Outstanding - Weighted Average Exercise Price (in dollars per share) 8.47
Vested - Weighted Average Exercise Price (in dollars per share) 18.14
Unvested - Weighted Average Exercise Price (in dollars per share) 3.21
Exercisable - Weighted Average Exercise Price (in dollars per share) $ 18.14
Vested - Weighted Average Remaining Contracted Term in Years 5 years 3 months 29 days
Unvested - Weighted Average Remaining Contracted Term in Years 9 years 8 months 23 days
Exercisable - Weighted Average Remaining Contracted Term in Years 5 years 3 months 29 days
Vested - Aggregate Intrinsic Value (in dollars) $ 7,969
Unvested - Aggregate Intrinsic Value (in dollars) 110,269
Exercisable - Aggregate Intrinsic Value (in dollars) $ 7,969