Quarterly report pursuant to Section 13 or 15(d)

Management Incentive Plans - Additional Information (Details)

v3.20.2
Management Incentive Plans - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Jan. 01, 2020
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation expense       $ 435,000 $ 882,000
Share-based payment arrangement, nonvested award, excluding option, cost not yet recognized, amount   $ 600,000   $ 600,000  
Share-based payment arrangement, nonvested award, cost not yet recognized, weighted average period       1 year 3 months 11 days  
Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation expense   100,000 $ 500,000 $ 400,000 900,000
Share-based compensation arrangement by share-based payment award, vested in period, fair value       $ 600,000 200,000
Service-Based RSUs          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, awards (in shares)       118,633  
Service-Based RSUs | Omnibus Incentive Plan 2019          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, awards (in shares)       118,633  
Performance-Based RSUs          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, awards (in shares)       96,500  
Stock-based compensation expense   100,000 $ 0 $ 100,000 $ 0
Performance-Based RSUs | Omnibus Incentive Plan 2019          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, awards (in shares)       96,500  
Employee Stock | 2019 Employee Stock Purchase Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation expense   $ 17,000   $ 17,000  
ESPP purchase price of common stock, percent of market price 85.00%        
Maximum participant contribution rate 10.00%        
Maximum contribution amount $ 5,000        
Offering period 6 months        
ESPP discount percentage from market price, beginning of purchase period 15.00%        
Share-based compensation arrangement by share-based payment award, vesting period 6 months        
Share-based compensation arrangement by share-based payment award, number of shares authorized (in shares) 500,000