Fair Value of Financial Assets and Liabilities - Summary of Long Term Debt at Fair Value Hierarchy of Valuation Inputs Utilized to Determine Fair Value (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Derivative liability - exchange option and change of control	$ 75	$ 196
Book Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Long-term exchangeable note	12,462	10,094
Derivative liability - exchange option and change of control	75	196
Royalty-linked notes	7,131	18,372
Total	19,668	28,662
Approximate Fair Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Long-term exchangeable note	12,569	10,827
Derivative liability - exchange option and change of control	75	196
Royalty-linked notes	7,131	18,372
Total	19,775	29,395
Level 2 \| Approximate Fair Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Long-term exchangeable note	12,569	10,827
Total	12,569	10,827
Level 3 \| Approximate Fair Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Derivative liability - exchange option and change of control	75	196
Royalty-linked notes	7,131	18,372
Total	$ 7,206	$ 18,568