Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation - Additional Information (Details)

v3.20.1
Stock-based Compensation - Additional Information (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Mar. 31, 2020
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Percent of employee match       50.00%
Contribution expense   $ 155    
Stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense $ 3,882 $ 3,882    
Unrecognized compensation expense, period of recognition   2 years 6 months 10 days    
RSU        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Right to receive stock (in shares) 1 1    
Unrecognized compensation expense $ 884 $ 884    
Unrecognized compensation expense, period of recognition   3 years 2 months 26 days    
Equity Incentive Plan 2014        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Additional shares authorized for grant (in shares) 333,000      
Shares authorized for grant (in shares) 1,174,000 1,174,000    
Shares available for grant (in shares) 349,000 349,000    
Common Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares issued in employee benefit plan (in shares)   26,000 9,000