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Share-based Compensation (Details Textual) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2023
Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of options, outstanding 645,685 488,477
Stock options, expiration period (years) 6 years  
Number of shares available for grant 160,000  
Unrecognized compensation cost related to non-vested stock options, net of forfeitures $ 221  
Equity Incentive Plan 2007 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of options, outstanding 245,685  
Stock options, expiration period (years) 10 years  
Number of authorized unissued options 813,585  
Equity Incentive Plan 2007 (the “2007 Plan”) [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of options, outstanding 400,000  
Unrecognized compensation cost related to non-vested stock options, net of forfeitures, weighted average period 3 years 8 months 1 day