Quarterly report pursuant to Section 13 or 15(d)

Share-based Awards and Cash-based Awards (Details Textual)

v3.21.2
Share-based Awards and Cash-based Awards (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares) 10,347,591   10,347,591  
Conversion ratio     1  
Cash Based Discretionary Incentive Compensation $ 3,800   $ 7,600  
Directors Compensation Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares) 410,742   410,742  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized (in shares)   500,000    
Amended and Restated Incentive Plan [Member]        
Cash-Based Awards, Granted in Period (in shares)       0
Cash-based Incentive Compensation       $ 0
Restricted Stock Units (RSUs) [Member]        
Granted, units (in shares)     698,301 0
Vesting percentage each year on January 1, 2022, 2023, and 2024     0.33%  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total $ 3,900   $ 3,900  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period (in shares)     19,880  
Performance Share Units [Member]        
Granted, units (in shares)     388,908  
Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other than Options, Granted in Period, Grant Date Fair Value     $ 2,200  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total 2,200   $ 2,200  
Restricted Stock [Member]        
Conversion ratio     1  
Granted, units (in shares)     62,502  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total 200   $ 200  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period (in shares)     0  
Long Term Cash Based Awards [Member]        
Fair value of awards 2,200   $ 2,200  
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total $ 2,200   $ 2,200