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Stock-Based Compensation - Assumptions (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Fair value assumptions    
Stock-based compensation expense $ 987 $ 902
Employee Stock Option    
Fair value assumptions    
Risk-free interest rate, Minimum 3.96% 4.07%
Risk-free interest rate, Maximum 4.50% 4.27%
Volatility, Minimum 75.00% 72.00%
Volatility, Maximum 76.00% 73.00%
Dividend yield 0.00% 0.00%
Fair value of options vested $ 1,300 $ 5,100
Stock-based compensation expense 700 $ 700
Unrecognized compensation cost $ 3,700  
Expected remaining weighted-average period for recognition 2 years 8 months 12 days  
Employee Stock Option | Minimum    
Fair value assumptions    
Expected term (years) 5 years 5 years
Employee Stock Option | Maximum    
Fair value assumptions    
Expected term (years) 6 years 6 years