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Long-Term Debt - Schedule of Term Notes and Unamortized Debt Discount Balances (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
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13.5% Senior Secured Notes due November 1, 2028 | Senior Notes |  |
Line of Credit Facility [Line Items] |  |
Total Royalty obligations | $ 45,000 | $ 45,000
Unamortized discount, including Exit Fee | (8,884) | (12,646)
Notes payable, current | (6,298) | 0
Notes payable, long-term | 29,818 | 32,354
Finance lease | 122 | 146
Notes payable, net | 29,940 | 32,500
Unamortized discount | (8,884) | (12,646)
Royalty Obligations | Senior Notes |  |
Line of Credit Facility [Line Items] |  |
Total Royalty obligations | 56,926 |
Unamortized discount, including Exit Fee | (13,856) |
Unamortized discount | (13,856) |
Royalty Obligations | Unsecured Debt |  |
Line of Credit Facility [Line Items] |  |
Total Royalty obligations | 56,910 | 56,922
Unamortized discount, including Exit Fee | (32,401) | (36,706)
Notes payable, long-term | 23,948 | 20,129
Unamortized discount | (32,401) | (36,706)
Current portion of royalty obligation | $ (561) | $ (87)

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