v3.26.1
Segment Information - Table (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]            
Royalties and other revenue $ 12   $ 0   $ 24 $ 0
Total revenues 692   28,866   21,794 30,128
Cost of sales 39   33   147 63
Research and development 17,443   15,747   30,199 31,050
Total operating expenses 27,232   25,130   49,330 52,071
(Loss) income from operations (26,540)   3,736   (27,536) (21,943)
Interest and other expense (2,609)   (2,318)   (4,199) (4,153)
Interest and other income 1,723   1,834   3,266 4,053
Net loss (31,775) $ (1,043) 3,252 $ (25,295) (32,818) (22,043)
Stock compensation expense 3,300   3,200   6,400 6,200
Gain (Loss) on Extinguishment of Debt (4,349)   0   (4,349) 0
Product            
Segment Reporting [Line Items]            
Net product and licensing revenue 680   1,322   1,770 2,584
License            
Segment Reporting [Line Items]            
Net product and licensing revenue 0   27,544   20,000 27,544
Location, Statement of Income, Balance [Axis]: us-gaap:GeneralAndAdministrativeExpense            
Segment Reporting [Line Items]            
Stock compensation expense 2,000   1,600   3,700 3,000
Location, Statement of Income, Balance [Axis]: us-gaap:ResearchAndDevelopmentExpense            
Segment Reporting [Line Items]            
Stock compensation expense 1,400   1,600   2,800 3,200
Location, Statement of Income, Balance [Axis]: us-gaap:SellingAndMarketingExpense            
Segment Reporting [Line Items]            
Stock compensation expense     10     50
Reportable Segment [Member]            
Segment Reporting [Line Items]            
Royalties and other revenue 12   0   24 0
Total revenues 692   28,866   21,794 30,128
Cost of sales 39   33   147 63
Research and development 16,059   14,127   27,446 27,736
Sales and marketing 834   1,233   1,915 3,908
General and administrative 6,964   6,466   13,408 14,292
Other segment expense 3,336   3,271   6,414 6,072
Total operating expenses 27,232   25,130   49,330 52,071
(Loss) income from operations (26,540)   3,736   (27,536) (21,943)
Interest and other expense (2,609)   (2,318)   (4,199) (4,153)
Interest and other income 1,723   1,834   3,266 4,053
Net loss (31,775)   3,252   (32,818) (22,043)
Gain (Loss) on Extinguishment of Debt (4,349)   0   (4,349) 0
Reportable Segment [Member] | Product            
Segment Reporting [Line Items]            
Net product and licensing revenue 680   1,322   1,770 2,584
Reportable Segment [Member] | License            
Segment Reporting [Line Items]            
Net product and licensing revenue $ 0   $ 27,544   $ 20,000 $ 27,544