Fair Value Measurements - Weighted-average assumptions (Details)	Dec. 31, 2022 $ / shares
Risk-free interest rate
Fair Value Measurement Inputs and Valuation Techniques
Debt instrument measurement input	0.0409
Expected term
Fair Value Measurement Inputs and Valuation Techniques
Debt instrument measurement input	0.041
Expected volatility
Fair Value Measurement Inputs and Valuation Techniques
Debt instrument measurement input	1.04
Stock price (common stock)
Fair Value Measurement Inputs and Valuation Techniques
Debt instrument measurement input	0.0595
Discount rate applied to preferred shares
Fair Value Measurement Inputs and Valuation Techniques
Debt instrument measurement input	0.15
Exercise price
Fair Value Measurement Inputs and Valuation Techniques
Debt instrument measurement input	7.82