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Stock-based Compensation - Additional Information (Details) - USD ($)
$ in Thousands
9 Months Ended
Jun. 16, 2020
Sep. 30, 2020
Feb. 06, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Common stock shares to be issued (in shares)   530,000  
Total unamortized compensation cost related to outstanding unvested stock options and restricted stock awards   $ 786,000  
Weighted average period for recognition of cost   2 years 11 months 26 days  
2015 Plan [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Increased in the total number of shares of common stock reserved for issuance     250,000
Securities remaining and available for future issuances (in shares)   210,389  
2020 Plan [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Securities remaining and available for future issuances (in shares)   159,939  
2020 Plan [Member] | Maximum [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Common stock shares to be issued (in shares) 550,000