v3.26.3
Development and Manufacturing Agreement and Master Service Agreement (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Temporary Equity [Line Items]              
Research and development expense     $ 16,075 $ 18,097 $ 55,607 $ 43,873  
Prepaid research and development     4,580   4,580   $ 5,609
Net prepaid balances     1,254   1,254   307
Collaborative Arrangement              
Temporary Equity [Line Items]              
Master service agreement, automatic renewal term   1 year          
Master service agreement, cancellation notice period   90 days          
Research and development expense     8,000 $ 13,000 27,700 $ 29,700  
Prepaid research and development     9,200   9,200   8,500
Net prepaid balances     $ 4,600   $ 4,600   $ 4,100
Convertible notes payable | Collaborative Arrangement              
Temporary Equity [Line Items]              
Notes face amount   $ 500          
Series A-2 preferred stock | Convertible notes payable | Collaborative Arrangement              
Temporary Equity [Line Items]              
Stock issued for debt conversion (in shares) 238,008