Accrued Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Payables and Accruals [Abstract]
Accrued Compensation and Benefits	$ 2,240	$ 2,568
Accrued Unvouchered Receipts	1,947	585
Accrued Manufacturing Expense	732	0
Accrued Workers Compensation	202	306
Accrued Research & Development Expense	0	43
Other Accrued Liabilities	1,587	4,200
Total Accrued Liabilities	$ 6,708	$ 7,702