Quarterly report [Sections 13 or 15(d)]

Fair Value Measurements - Quantitative information about significant unobservable inputs (Details)

v3.25.3
Fair Value Measurements - Quantitative information about significant unobservable inputs (Details) - Convertible Notes Payable - Level 3
$ in Millions
Sep. 30, 2025
$ / shares
Y
USD ($)
2025 Convertible Notes | Stock price  
Fair Value Measurements  
Measurement input 1.09
2025 Convertible Notes | Conversion price  
Fair Value Measurements  
Measurement input 1
2025 Convertible Notes | Conversion discount  
Fair Value Measurements  
Measurement input 0.80
2025 Convertible Notes | Volatility (annual)  
Fair Value Measurements  
Measurement input 1.5506
2025 Convertible Notes | Risk-free rate  
Fair Value Measurements  
Measurement input 0.0394
2025 Convertible Notes | Years to maturity  
Fair Value Measurements  
Measurement input | Y 0.25
2025 Convertible Notes | Estimated future financing amount  
Fair Value Measurements  
Measurement input | $ 150
2025 Convertible Notes | Discount rate  
Fair Value Measurements  
Measurement input 0.1352
DV Convertible Note | Stock price  
Fair Value Measurements  
Measurement input 0.31
DV Convertible Note | Conversion price  
Fair Value Measurements  
Measurement input 1.12
DV Convertible Note | Volatility (annual)  
Fair Value Measurements  
Measurement input 1.0398
DV Convertible Note | Risk-free rate  
Fair Value Measurements  
Measurement input 0.0394
DV Convertible Note | Years to maturity  
Fair Value Measurements  
Measurement input 0.0031
DV Convertible Note | Estimated future financing amount  
Fair Value Measurements  
Measurement input | $ 150
DV Convertible Note | Discount rate  
Fair Value Measurements  
Measurement input 0.1542