Long-Term Debt - Schedule of Term Notes and Unamortized Debt Discount Balances (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Line of Credit Facility [Line Items]
Total outstanding notes	$ 45,000
Royalty Obligations | Senior notes
Line of Credit Facility [Line Items]
Total outstanding notes		$ 56,926
Royalty obligations		56,926
Royalty Obligations | Unsecured Debt
Line of Credit Facility [Line Items]
Total outstanding notes	56,926	56,926
Unamortized discount, including Exit Fee	(40,807)	(42,165)
Royalty obligations	56,926	56,926
Unamortized discount	(40,807)	(42,165)
Total outstanding notes	16,119	14,761
13.5% Senior Secured Notes due November 1, 2028 | Senior notes
Line of Credit Facility [Line Items]
Total outstanding notes	45,000	45,000
Unamortized discount, including Exit Fee	(16,408)	(17,665)
Notes payable, long-term	28,592	27,335
Finance lease	167	173
Notes payable, net	28,759	27,508
Royalty obligations	45,000	45,000
Unamortized discount	$ (16,408)	$ (17,665)