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Accrued Liabilities (Tables)
 9 Months Ended
Sep. 30, 2022
Payables and Accruals [Abstract]  
Schedule of Accrued Liabilities
Accrued liabilities as of September 30, 2022 and December 31, 2021 consisted of the following (table in thousands):
September 30,
2022		December 31,
2021
Accrued Research & Development Expense$65 $366 
Accrued Compensation and Benefits3,006 1,791 
Accrued Unvouchered Receipts581 796 
Accrued Workers Compensation294 382 
Other Accrued Liabilities1,941 1,755 
Total Accrued Liabilities$5,887 $5,090