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Stock-based Compensation (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended
Jun. 30, 2021
Jun. 24, 2021
Dec. 31, 2020
Stock-based Compensation (Details) [Line Items]      
Service period, description Options granted under the 2018 Plan generally vest over a twelve- to 36-month period coinciding with their respective service periods.    
Stock options term 5 years    
Weighted average grant date fair value of options granted $ 0.98    
Share price $ 1.61   $ 1.73
Weighted average grant date 35 months    
Equity Incentive Plan 2018 [Member]      
Stock-based Compensation (Details) [Line Items]      
Number of shares authorized (in Shares)   3,000,000  
Common stock available for issuance (in Shares) 2,856,259    
Restricted Stock Units [Member]      
Stock-based Compensation (Details) [Line Items]      
Compensation cost not yet recognized (in Dollars) $ 999