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Stock Based Compensation - Narrative (Details) - USD ($)
3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Jun. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of options granted (in shares)     300,000 0   300,000
Vested (in shares) 50,000     50,000    
Vested stock options expired (in shares)       7,500    
Forfeited restricted stock (in shares)       150,000    
Options, intrinsic value, vested $ 0     $ 0    
Unrecognized stock-based compensation expense for stock options $ 216,000     216,000    
Stock Options            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock option compensation expense       30,000 $ 64,000  
Stock option compensation expense, gross       114,000    
Forfeiture credits       $ (84,000)    
Cost not yet recognized, period for recognition       1 year 9 months    
Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Unvested restricted shares outstanding (in shares) 627 627   627 627  
Weighted average price of shares (in dollars per share)       $ 15.80 $ 15.80  
Vesting period       10 years    
Award service period       5 years    
Unrecognized stock-based compensation expense for other than options $ 0     $ 0    
RSUs            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock option compensation expense $ 0 $ 438,000   $ 0 $ 438,000  
Unvested restricted shares outstanding (in shares) 0 0   0 0  
Unrecognized stock-based compensation expense for other than options $ 0     $ 0    
Stock-based compensation arrangement, vested in period, remain outstanding (in shares)       28,904    
2019 Equity Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of shares available for grant (in shares) 2,663,500     2,663,500