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Long-Term Debt - Schedule of Term Notes and Unamortized Debt Discount Balances (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Line of Credit Facility [Line Items] |  |
Total outstanding notes | $ 45,000 |
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 | (13,900) | (17,665)
Notes payable, long-term | 31,100 | 27,335
Finance lease, long-term | 153 | 173
Notes payable, net | 31,253 | 27,508
Royalty obligations | 45,000 | 45,000
Unamortized discount | (13,900) | (17,665)
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 | (38,091) | (42,165)
Royalty obligations | 56,926 | 56,926
Unamortized discount | (38,091) | (42,165)
Total outstanding notes | $ 18,835 | $ 14,761

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