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Equity Based Compensation - Restricted Stock Units - Additional Information (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
May 31, 2020
Jan. 31, 2020
Jun. 30, 2019
Jan. 31, 2019
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share and unit based compensation expense             $ 3,348,000 $ 2,473,000
Restricted Stock Units                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Nonvested share awards percentage       75.00%        
Performance period             20 days  
TSR as percentage of peer group         50.00%   50.00%  
Nonvested share awards remaining percentage issued             25.00%  
Restricted Stock Units | Minimum                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage payout       0.00%        
Restricted Stock Units | Maximum                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage payout       250.00%        
Executive Officers | Restricted Stock Units                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of unvested shares issued (in shares)   84,684   119,085        
Former Executive Officer | Restricted Stock Units                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of unvested shares issued (in shares) 7,596              
Share and unit based compensation expense         $ 100,000   $ 100,000  
Individuals Other than Former Executive Officer | Restricted Stock Units                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share and unit based compensation expense         $ 0 $ 0 $ 0 $ 0
Non-employee Directors | Restricted Stock Units                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of unvested shares issued (in shares)     11,500          
Vesting period     1 year          
Executive Officers and Other Employees | Restricted Stock Units                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of unvested shares issued (in shares)   71,607            
Vesting period   4 years