v3.26.1
FAIR VALUE MEASUREMENTS - Net carrying amounts of the liability (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2026
USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Balances at beginning $ (5,973)
Conversions 1,615
Change in Fair Value $ 650
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Nonoperating Income (Expense)
Balances at ending $ (3,708)
Series A-1 Convertible Notes  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Balances at beginning (1,848)
Change in Fair Value 246
Balances at ending (1,602)
Series B-1 Convertible Notes  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Balances at beginning (4,125)
Conversions 1,615
Change in Fair Value 404
Balances at ending $ (2,106)