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Stock-Based Compensation - Additional Information (Details)
$ / shares in Units, $ in Millions
1 Months Ended 12 Months Ended
Aug. 11, 2025
USD ($)
Employee
$ / shares
shares
Apr. 30, 2021
shares
Dec. 31, 2025
USD ($)
shares
Dec. 31, 2024
USD ($)
shares
Dec. 31, 2023
USD ($)
Jan. 01, 2026
shares
Nov. 17, 2023
shares
Dec. 18, 2020
shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Reserved shares of common stock to grant stock-based compensation awards     14,470,222 12,432,942        
Per share exercise price of eligible stock option awards | $ / shares $ 4.5              
Stock options repricing impact in stock option award 2,600,000              
Stock option repricing affected number of employees | Employee 48              
Incremental stock based compensation | $ $ 0.4   $ 0.3          
Incremental stock based compensation expense vested repriced option | $ 0.3              
Remaining Incremental stock based compensation expense vested | $ $ 0.1              
Total unrecognized compensation cost related to stock options, restricted stock awards, and ESPP under the plans | $     $ 10.8          
Unrecognized stock-based compensation cost, weighted-average period     2 years 9 months 18 days          
2020 Equity Incentive Plan | Employees and Non-Employees                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Reserved shares of common stock to grant stock-based compensation awards               4,327,799
2021 Equity Incentive Plan                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Reserved shares of common stock to grant stock-based compensation awards   3,370,000 2,672,434          
Options granted expiration period   10 years            
Ownership (percent)   10.00%            
Option price as percentage of fair market value of common stock on the date of grant   110.00%            
Vesting description   Employee stock options generally vest 1/16th quarterly over four years subject to continued service to the Company.            
Vesting period   4 years            
Share-based compensation arrangement by share-based payment award, percentage of increment based on prior year     5.00%          
2021 Equity Incentive Plan | Subsequent Event                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Increase in number of shares of common stock available under evergreen provision           3,614,972    
2021 Equity Incentive Plan | Grantee Owning More Than 10% of Voting Power                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Options granted expiration period   5 years            
2023 Inducement Plan                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Reserved shares of common stock to grant stock-based compensation awards     1,845,000       2,000,000  
2021 Employee Stock Purchase Plan                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Reserved shares of common stock to grant stock-based compensation awards   306,000 805,008          
Share-based compensation arrangement by share-based payment award, percentage of increment based on prior year     1.00%          
Discounted percentage for employees and designated affiliates to purchase common stock   15.00%            
2021 Employee Stock Purchase Plan | Subsequent Event                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Increase in number of shares of common stock available under evergreen provision           722,994    
Stock Options                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Aggregate intrinsic value of options exercised | $     $ 0.0 $ 0.8 $ 1.7      
Restricted Stock                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Restricted stock awards granted     954,000          
Unvested restricted awards     892,500