Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2020

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

Assets and liabilities measured at fair value on a recurring basis as of September 30, 2020 and December 31, 2019 are as follows (in thousands):



			Fair value measurements at reporting date using
	Balance as of September 30, 2020		Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
Assets:
Cash	$	433	$	433
Cash equivalents:
Money market funds	5,081		5,081		$	—	$	—
Total assets	$	5,514	$	5,514	$	—	$	—

Liabilities:
Cash settled equity awards	7				—		7
Total liabilities	$	7	$	—	$	—	$	7



			Fair value measurements at reporting date using
	Balance as of December 31, 2019		Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
Assets:
Cash	$	1,012	$	1,012
Cash equivalents:
Money market funds	13,043		13,043
Total assets	$	14,055	$	14,055	$	—	$	—

Schedule of Fair Value Assumptions

The liabilities are recorded at fair value using the Black-Scholes option pricing model based on the following assumptions as of September 30, 2020:



	September 30, 2020
Assumed risk-free interest rate	0.38% - 0.44%
Assumed volatility	69.86% - 70.84%
Expected life	6.10 years
Expected dividend yield	—%

Schedule of Liabilities Measured at Fair Value

The following table provides reconciliation for all liabilities measured at fair value using significant unobservable inputs (Level 3) for the nine months ended September 30, 2020 (in thousands):



	Fair value measurements at reporting date using significant unobservable inputs (Level 3)
Balance as of December 31, 2019	$	—
Issuance of cash settled equity awards	5
Change in fair value of warrant and cash settled award liabilities	2
Balance as of September 30, 2020	$	7