LONG-TERM DEBT (Tables)

6 Months Ended

Jun. 30, 2019

Debt Disclosure [Abstract]

Schedule of key assumptions

The Company estimated the fair value of the Warrant using the Black-Scholes model based on the following key assumptions:   Exercise Price   $ 4.08   Common share price on date of issuance   $ 6.80   Volatility     195.9 % Risk-free interest rate     2.63 % Expected dividend yield     — % Contractual term (in years)     7.00 years  

Schedule of long-term debt

Long-term debt as of as of June 30, 2019, is as follows (in thousands):

	June 30, 2019
Long-term debt	$	30,000
End of term fee		975
		30,975
Less: unamortized debt issuance costs		(2,462	)
		28,513
Less: Current portion		—
Long-term debt– non-current	$	28,513