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Basis of Presentation and Summary of Significant Accounting Policies - Accrued Liabilities and Other Long-Term Liabilities (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Accrued Liabilities |  |
Royalties owed to third parties | $ 7,633 | $ 6,500
Professional fees | 5,428 | 4,858
UK value-added tax | 5,587 | 5,159
Compensation | 1,890 | 5,522
Subcontractor | 1,756 | 1,756
Customer deposit | 621 | 621
Other | 622 | 3,490
Total accrued liabilities | $ 23,537 | $ 27,906

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