v3.26.1
SEGMENT REPORTING (Details)
 3 Months Ended 6 Months Ended
Jun. 30, 2026
USD ($)
segment
Mar. 31, 2026
USD ($)
Jun. 30, 2025
USD ($)
Mar. 31, 2025
USD ($)
Jun. 30, 2026
USD ($)
segment
Jun. 30, 2025
USD ($)
Segment Reporting [Abstract]            
Number of operating segments | segment 1       1  
Number of reportable segments | segment 1       1  
Revenues:            
Total revenues $ 57,480,000   $ 49,036,000   $ 109,317,000 $ 88,639,000
Costs and operating expenses:            
Cost of goods sold 9,240,000   1,190,000   10,932,000 2,396,000
Research and development            
Research and development 22,030,000   21,736,000   36,986,000 36,814,000
Restructuring charges (157,000)   0   (551,000) 0
Selling, general and administrative            
Commercial expenses 38,863,000   38,564,000   74,288,000 78,587,000
Restructuring charges (157,000)   0   (551,000) 0
Net loss (16,680,000) $ (3,642,000) (16,375,000) $ (19,835,000) (20,322,000) (36,210,000)
Product revenue, net            
Revenues:            
Total revenues 57,473,000   49,007,000   109,244,000 88,443,000
Royalties            
Revenues:            
Total revenues 7,000   29,000   73,000 196,000
Reportable Segment            
Revenues:            
Total revenues 57,500,000   49,000,000.0   109,300,000 88,600,000
Costs and operating expenses:            
Cost of goods sold 9,200,000   1,200,000   10,900,000 2,400,000
Selling, general and administrative            
Other segment expenses 18,800,000   19,800,000   38,600,000 42,100,000
Total interest and other income (expense) (4,200,000)   (3,900,000)   (7,900,000) (7,100,000)
Net loss (16,700,000)   (16,400,000)   (20,300,000) (36,200,000)
Reportable Segment | Income Statement Location: us-gaap:ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost            
Research and development            
Restructuring charges (100,000)   0   (300,000) 0
Selling, general and administrative            
Restructuring charges (100,000)   0   (300,000) 0
Reportable Segment | Income Statement Location: us-gaap:SellingGeneralAndAdministrativeExpense            
Research and development            
Restructuring charges (100,000)   0   (300,000) 0
Selling, general and administrative            
Restructuring charges (100,000)   0   (300,000) 0
Reportable Segment | Product revenue, net            
Revenues:            
Total revenues 57,400,000   49,000,000.0   109,200,000 88,400,000
Reportable Segment | Royalties            
Revenues:            
Total revenues 100,000   0   100,000 200,000
Reportable Segment | Research and clinical expenses            
Research and development            
Research and development 11,100,000   19,800,000   24,100,000 33,500,000
Reportable Segment | Chemistry, manufacturing, and control expenses            
Research and development            
Research and development 9,500,000   1,900,000   10,100,000 3,300,000
Reportable Segment | Commercial expenses            
Selling, general and administrative            
Commercial expenses $ 21,600,000   $ 18,800,000   $ 38,600,000 $ 36,500,000