v3.26.1
Convertible Preferred Stock, Convertible Preferred Stock Warrant Liability and Common Stock - Schedule of Assumptions Used (Details) - Series F
 6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Volatility    
Class of Stock [Line Items]    
Fair value assumptions 0.540 0.570
Risk-free interest rate    
Class of Stock [Line Items]    
Fair value assumptions 0.0410 0.0350
Expected term (in years)    
Class of Stock [Line Items]    
Remaining contractual term (in years) 2 years 6 months 2 years 9 months
Dividend yield    
Class of Stock [Line Items]    
Fair value assumptions 0 0