Schedule of Long-term Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Debt Disclosure [Abstract]
Amounts due under the Term Facility	$ 12,000	$ 12,000
Accrued end-of-term payments	149	83
Less: unamortized debt issuance costs	(247)	(296)
Less: current maturities
Long-term debt	$ 11,902	$ 11,787