Other Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Other liabilities, current
Accrued compensation	$ 2,868	$ 2,641
Salary continuation payments	0	935
Restricted stock units	0	714
Deferred payroll tax liability	0	471
Excise tax liability	96	268
Accrued directors’ fees	36	15
Operating lease liability	11	0
Total	$ 3,011	$ 5,044
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Total	Total
Other liabilities, non-current
Finance lease liability	$ 0	$ 286
Operating lease liability	0	53
Total	$ 0	$ 339
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Total	Total
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Total	Total