Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation - Additional Information (Details)

v3.22.1
Stock-based Compensation - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares issued ,capital contribution $ 176 $ 152    
Percent of employee match     50.00% 50.00%
Common stock contribution $ 64 $ 52    
Common stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares issued in employee benefit plan (in shares) 68,000 26,000    
Options to purchase common stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense $ 526      
Unrecognized compensation expense, period of recognition 1 year 29 days      
RSU        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense $ 1,990      
Unrecognized compensation expense, period of recognition 1 year 8 months 19 days      
Right to receive stock (in shares) 1      
Equity Incentive Plan 2014        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares authorized for grant (in shares) 1,974,000      
Shares available for grant (in shares) 576,000