XML 63 R46.htm IDEA: XBRL DOCUMENT v3.22.4
Stock-based Compensation Plans - Additional Information (Details) - USD ($)
1 Months Ended 12 Months Ended 21 Months Ended
Apr. 25, 2021
Jul. 31, 2019
Dec. 31, 2022
Dec. 31, 2021
Sep. 30, 2021
Sep. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Expected dividend yield     0.00%      
Total unrecognized compensation expense     $ 15,600,000      
Period over which compensation cost will be recognized (in years)     2 years 8 months 26 days      
2021 Employee stock purchase plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Maximum annual contributions per employee (as a percent) 15.00%          
Purchase price of the stock, at discount from market price at purchase date (as a percent) 85.00%          
Shares available for grant (in shares) 200,000          
Shares issued under the ESPP (in shares)     70,351 12,758    
Share-based compensation expense     $ 96,000 $ 46,000    
2019 Omnibus Equity Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares available for grant (in shares)   1,500,000        
Expected term of options (years)     6 years 6 years    
Expected dividend yield     0.00% 0.00%    
Weighted-average grant date fair value (in USD per share)     $ 6.81 $ 10.52    
2019 Omnibus Equity Incentive Plan | Incentive Employee Stock Option            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period (in years)     4 years      
2019 Omnibus Equity Incentive Plan | Minimum | Non-Statutory Employee Stock Option            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period (in years)     3 years      
2019 Omnibus Equity Incentive Plan | Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Expected term of options (years)     10 years      
2019 Omnibus Equity Incentive Plan | Maximum | Non-Statutory Employee Stock Option            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period (in years)     4 years      
2019 Omnibus Equity Incentive Plan, Evergreen Provision            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Additional shares authorized, percent   4.00%        
Additional shares authorized (in shares)   4,900,000     4,408,871  
2014 Equity Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares available for grant (in shares)     43,311      
2017 Inducement Equity Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares available for grant (in shares)           46,250
Share-based compensation expense     $ 0 $ 0