Supplemental Financial Information (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Inventories:
Raw materials	$ 0	$ 0
Work-in-progress	84	100
Finished goods	430	281
Inventory	514	381
Accrued Liabilities:
Accrued research and development services	3,688	3,705
Accrued compensation and benefits	6,493	9,591
Short-term lease liability	1,291	1,291
Other	3,860	2,570
Total accrued liabilities	$ 15,332	$ 17,157

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities.

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

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Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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