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Accrued Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Payables and Accruals [Abstract]    
Accrued Research & Development Expense $ 43 $ 366
Accrued Compensation and Benefits 2,568 1,791
Accrued Unvouchered Receipts 585 796
Accrued Workers Compensation 306 382
Other Accrued Liabilities 4,200 1,755
Total Accrued Liabilities $ 7,702 $ 5,090