DEBT (Detail Textuals) - USD ($)
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1 Months Ended |
3 Months Ended |
6 Months Ended |
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Jun. 07, 2017 |
Mar. 31, 2017 |
Jun. 30, 2017 |
Jun. 30, 2017 |
Jun. 30, 2016 |
Dec. 31, 2016 |
| Debt Instrument [Line Items] |
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| Loss on extinguishment of debt |
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$ (1,089,000)
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$ (290,000)
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| Net proceeds from the term loan, amount cash in hand |
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18,591,000
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17,000,000
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| Loss on extinguishment of debt |
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$ (861,000)
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(1,089,000)
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(290,000)
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| Prepayment of milestone |
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17,000,000
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$ 19,349,000
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| Note payable to Crystal Financial LLC, with interest at LIBOR plus margin |
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| Debt Instrument [Line Items] |
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| Long-term debt, gross |
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$ 17,000,000
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| Note payable to Kenneth Rainin Foundation (a related party) |
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| Debt Instrument [Line Items] |
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| Long-term debt, gross |
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5,000,000
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5,000,000
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| Annual interest rate of promissory note |
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12.00%
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| Number of warrants to purchase common stock |
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125,000
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| Price of warrant per share (in dollars per share) |
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$ 0.01
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| Amount of fair value of warrant |
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$ 600,000
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| Term of warrants (in years) |
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10 years
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| Amendment to the Crystal Loan Agreement |
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| Debt Instrument [Line Items] |
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| Number of warrants to purchase common stock |
10.5
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8.5
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| Repayment of principal amount |
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$ 2,000,000
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| Repayment of senior subordinated promissory note |
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5,000,000
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| Loss on extinguishment of debt |
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$ 2,000,000
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| Prepayment of milestone |
$ 2,000,000
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| Notes payable to Hale Capital |
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| Debt Instrument [Line Items] |
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| Long-term debt, gross |
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$ 13,595,000
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$ 13,595,000
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| Loss on extinguishment of debt |
800,000
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| Unamortized deferred financing costs related to the Crystal Loan Agreement |
500,000
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| Amount of prepayment penalties and other extinguishment related costs |
$ 300,000
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| Annual interest rate of promissory note |
5.00%
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5.00%
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5.00%
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| Amount of periodic principal payments |
$ 250,000
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| Number of warrants to purchase common stock |
895,944
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| Price of warrant per share (in dollars per share) |
$ 4.14
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| Amount of fair value of warrant |
$ 2,400,000
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| Interest rate during period |
11.00%
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| Description of prepayment penalty |
(A) if prepayment is on or before the second anniversary of the Closing Date, 5% of the principal prepaid; (B) if prepayment is after the second anniversary but on or before the third anniversary of the Closing Date, 3% of the principal prepaid; and (C) if prepayment is after the third year anniversary but before the maturity date, 1% of the principal prepaid.
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| Notes payable to Hale Capital | Prime rate |
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| Debt Instrument [Line Items] |
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| Basis spread on variable rate |
7.00%
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| Description of variable rate basis |
prime rate plus 700
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