Debt (Tables)

12 Months Ended

Dec. 31, 2021

Debt Disclosure [Abstract]

Schedule of Debt

The following table provides a summary of the carrying values for the components of debt as reflected on the consolidated balance sheets (in thousands):

	As of December 31,
	2021		2020
PPP Note	$	—	$	421
EB-5 Loan Agreement	1,712		1,636
Total carrying value of debt, net	$	1,712	$	2,057

The carrying values of the EB-5 Loan Agreement borrowings as of December 31, 2021 and 2020 are summarized below (in thousands):

	As of December 31,
	2021		2020
Principal outstanding	$	1,500	$	1,500
Plus: accrued interest	241		181
Less: unamortized debt issuance costs	(29)		(45)
Carrying value	$	1,712	$	1,636