Term Notes (Tables)

9 Months Ended

Sep. 30, 2021

Debt Disclosure [Abstract]

Schedule of Current and Noncurrent Debt and Net Discount or Premium Balances

Current and noncurrent debt and net discount or premium balances are as follows:

	September 30,			December 31,
	2021			2020
	(in thousands)
Principal amount of term note	$	16,500		$	16,500
Net premium associated with accretion of final payment, and other debt issuance costs		476			119
Term note, current and noncurrent		16,976			16,619
Less term note, current portion		(2,750	)		(3,300	)
Term note, noncurrent portion	$	14,226		$	13,319

Schedule of Future Minimum Payments for Principal and Interest

Future minimum payments of principal and estimated payments of interest on the Company’s outstanding variable rate borrowings as of September 30, 2021 are as follows:

Year ending December 31:	(in thousands)
2021 (remainder)		146
2022		6,045
2023		12,779
Total future payments		18,970
Less amounts representing interest		(902	)
Less final payment		(1,568	)
Total principal amount of term note payments	$	16,500