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Stock-Based Compensation - Narrative (Details) - USD ($)
3 Months Ended 8 Months Ended 9 Months Ended
Jun. 20, 2019
Apr. 20, 2017
Sep. 30, 2023
Dec. 31, 2017
Sep. 30, 2023
Sep. 30, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Weighted average grant date fair value (in dollars per share)         $ 4.12 $ 6.26
Options exercised (in shares)     $ 4,133   $ 120,229 $ 200,000
2019 Plan | Share-Based Payment Arrangement, Employee            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Expiration period 10 years          
Number of shares available for grant (in shares)     335,353   335,353  
2016 Plan | Share-Based Payment Arrangement, Employee            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Expiration period   10 years        
Number of shares available for grant (in shares)     2,189   2,189  
Number of shares authorized (in shares)   299,628        
Shares granted (in shares)       0    
2019 Plan and 2016 Plan | Share-Based Payment Arrangement, Employee | Minimum            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Award vesting period         1 year  
2019 Plan and 2016 Plan | Share-Based Payment Arrangement, Employee | Maximum            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Expiration period         10 years  
Award vesting period         5 years  
Stock options            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Unrecognized stock-based compensation expense     $ 600,000   $ 600,000  
Weighted average recognition period         1 year 7 months 6 days  
Restricted Stock            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Unrecognized stock-based compensation expense     $ 1,300,000   $ 1,300,000  
Weighted average recognition period         1 year 6 months