v3.26.1
NATURE OF BUSINESS & SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Segment Financial Information Used by CODM to Assess Segment Performance and Make Decisions (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Segment Reporting Information [Line Items]    
Revenue $ 1,681 $ 1,034
Less:    
Stock-based compensation 1,571 2,499
Goodwill impairment 0 20,950
Total operating expenses 13,801 42,605
Loss from operations (12,120) (41,571)
Royalty liability interest expense - related parties (9,121) (8,377)
Other interest income, net 28 119
Non-operating (expense) income, net (2) 439
Income tax expense (7) (2)
Net loss (21,222) (49,392)
Reportable Segment    
Segment Reporting Information [Line Items]    
Revenue 1,681 1,034
Less:    
Personnel expenses 5,788 6,761
Professional fees 1,324 5,423
Stock-based compensation 1,571 2,499
Goodwill impairment 0 20,950
Other segment expenses 5,118 6,972
Total operating expenses 13,801 42,605
Loss from operations (12,120) (41,571)
Royalty liability interest expense - related parties (9,121) (8,377)
Other interest income, net 28 119
Non-operating (expense) income, net (2) 439
Income tax expense (7) (2)
Net loss $ (21,222) $ (49,392)