Quarterly report pursuant to Section 13 or 15(d)

Stock Incentive Plans - Narrative (Details)

v3.22.1
Stock Incentive Plans - Narrative (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2022
USD ($)
contribution
shares
Mar. 31, 2021
USD ($)
May 31, 2016
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized (in shares) | shares     2,000,000
Shares available for grant (in shares) | shares 649,000    
Vesting period (in years) 3 years    
Share-based compensation expense | $ $ 2,761 $ 2,597  
Stock Options | Continuing Operations      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized share-based compensation, net of estimated forfeitures | $ $ 2,343    
Weighted average period over which unrecognized compensation will be recognized (years) 3 years    
Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years) 3 years    
Restricted Stock | Continuing Operations      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized share-based compensation, net of estimated forfeitures | $ $ 14,051    
Weighted average period over which unrecognized compensation will be recognized (years) 2 years    
Restricted Stock | Year One      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years) 1 year    
Vesting percentage 33.33%    
Restricted Stock | Year Two      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage 33.33%    
Restricted Stock | Year Three      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage 33.33%    
Performance Awards      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Measurement period 3 years    
Performance Awards | Continuing Operations      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized share-based compensation, net of estimated forfeitures | $ $ 4,949    
Weighted average period over which unrecognized compensation will be recognized (years) 2 years    
ESPP      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized (in shares) | shares 323,000    
Percentage of shares at market value 90.00%    
Purchase period 6 months    
Number of lump sum contributions | contribution 2    
Shares purchased by participants under the ESPP (in shares) | shares 0    
Director Restricted Shares      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized (in shares) | shares 360,000    
Shares available for grant (in shares) | shares 75,000    
Vesting period (in years) 1 year    
Director Restricted Shares | Continuing Operations      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized share-based compensation, net of estimated forfeitures | $ $ 188    
Weighted average period over which unrecognized compensation will be recognized (years) 1 year    
Share-based compensation expense | $ $ 339 $ 328