Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2020

Fair Value Measurements

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The following table summarizes the amounts recorded on the unaudited interim condensed consolidated statement of operations for financial instruments measured at fair value on a recurring basis for the three and six months ended June 30, 2019 (in thousands):

			Quoted Prices		Significant		Significant
			in Active		Other		Other
			Markets for		Observable		Unobservable
			Identical Items		Inputs		Inputs
	Total		(Level 1)		(Level 2)		(Level 3)
Common stock warrant liability	$	(420)	$	—	$	—	$	(420)

Assumptions used to calculate common stock warrants

	Six months ended
	June 30, 2019
Risk-free interest rate	2.22% - 2.51%
Volatility	49.98% - 74.93%
Expected average term	0.28 - 0.53