Fair Value of Financial Assets and Liabilities - Summary of Long Term And Short Term Debt at Fair Value Hierarchy of Valuation Inputs Utilized to Determine Fair Value (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Royalty-linked notes	$ 281
Book Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Royalty-linked notes	281
Short-term exchangeable notes		$ 14,463
Total current liabilities	281	14,463
Long-term promissory note	21,215	20,300
Royalty-linked notes	12,239	10,771
Total long-term liabilities	33,454	31,071
Approximate Fair Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Short-term royalty-linked notes	281
Short-term exchangeable notes		14,444
Total current liabilities	281	14,444
Long-term promissory note	21,619
Long-term exchangeable note		20,412
Royalty-linked notes	12,239	10,771
Total long-term liabilities	33,858	31,183
Level 2 \| Approximate Fair Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Short-term exchangeable notes		14,444
Total current liabilities		14,444
Long-term promissory note	21,619
Long-term exchangeable note		20,412
Total long-term liabilities	21,619	20,412
Level 3 \| Approximate Fair Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Short-term royalty-linked notes	281
Total current liabilities	281
Royalty-linked notes	12,239	10,771
Total long-term liabilities	$ 12,239	$ 10,771