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Royalty Financing Obligation (Tables)
9 Months Ended
Sep. 30, 2025
Debt Disclosure [Abstract]  
Schedule of Royalty Financing Obligation
The following table shows the activity within the royalty financing obligation account:

Royalty Financing Obligation:September 30, 2025December 31, 2024
Royalty financing obligation – beginning balance$37,139 $33,490 
Accretion of imputed interest expense on royalty financing obligation7,008 10,830 
Less: royalty payments made to RTW(6,414)(5,181)
Less: one-time payment for expiration of second tranche— (2,000)
Royalty financing obligation – ending balance37,733 37,139 
Less: royalty payable to RTW classified within accrued expenses(2,905)(1,890)
Royalty financing obligation, non-current$34,828 $35,249