Term Loan (Tables)

12 Months Ended

Dec. 31, 2019

Debt Disclosure [Abstract]

Schedule of Outstanding Loan and Unamortized Debt Discount Balances

The outstanding loan and unamortized debt discount balances as of December 31, 2019 in accordance with the repayment terms under Amended and Restated Loan Agreement are as follows:

	December 31,
	2019			2018
Term loan	$	15,500		$	15,500
Less: unamortized discount on loan		(372	)		(600	)
Less: current portion		(4,650	)		-
Accrued portion of final payment fee		411			114
Loan payable, long-term	$	10,889		$	15,014

Schedule of Principal Payments on Outstanding Debt

Scheduled principal payments on outstanding debt as of December 31, 2019, excluding the final payment fee of $1,008, are as follows:

2020		4,650
2021		6,200
2022		4,650
Total	$	15,500