Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details)

v3.20.2
Stock-Based Compensation (Details) - USD ($)
$ / shares in Units, shares in Thousands
3 Months Ended 9 Months Ended
Mar. 05, 2021
Sep. 02, 2020
Jul. 24, 2020
Jul. 09, 2020
Mar. 05, 2020
Mar. 03, 2020
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Aug. 23, 2020
Jul. 23, 2020
Jul. 08, 2020
May 12, 2020
Share-based Compensation             $ 1,572,000 $ 868,000 $ 3,391,000 $ 2,493,000        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage             110.00%   110.00%          
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized             $ 8,600   $ 8,600          
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition                 2 years 2 months 12 days          
Performance Goals For Awards                 110%          
Additional Earn Up Rate For Grantee                 150.00%          
2017 Program [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 50.00%       50.00%                  
Long-Term Awards [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate                 0.00%          
Long-Term Awards [Member] | Long Term Incentive Plan [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate             200.00%   200.00%          
Long Term Incentives Plan Units [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 50.00%       50.00%                  
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Forfeitures                 28          
Long Term Incentives Plan Units [Member] | Executives Employees [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period       402                    
Share Price                         $ 10.46  
Long Term Incentives Plan Units [Member] | Non Executive Employees [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period     108                      
Share Price                       $ 12.05    
Long Term Incentives Plan Units [Member] | Independent Directors [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   19                        
Period of average closing stock   10 days                        
Long Term Incentives Plan Units [Member] | Share-based Compensation Award, Tranche One [Member] | Executives Employees [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate       25.00%                    
Long Term Incentives Plan Units [Member] | Share-based Compensation Award, Tranche One [Member] | Non Executive Employees [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate     25.00%                      
Long Term Incentives Plan Units [Member] | Share-based Compensation Award, Tranche Two [Member] | Executives Employees [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate       25.00%                    
Long Term Incentives Plan Units [Member] | Share-based Compensation Award, Tranche Two [Member] | Non Executive Employees [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate     25.00%                      
Long Term Incentives Plan Units [Member] | Share-based Payment Arrangement, Tranche Three [Member] | Executives Employees [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate       25.00%                    
Long Term Incentives Plan Units [Member] | Share-based Payment Arrangement, Tranche Three [Member] | Non Executive Employees [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate     25.00%                      
Long Term Incentives Plan Units [Member] | Share-based Payment Arrangement, Tranche Four [Member] | Executives Employees [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate       25.00%                    
Long Term Incentives Plan Units [Member] | Share-based Payment Arrangement, Tranche Four [Member] | Non Executive Employees [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate     25.00%                      
Long Term Incentives Plan Units [Member] | 2016 Equity Incentive Plan [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant             521   521          
Long Term Incentives Plan Units [Member] | Long Term Incentive Plan [Member] | Share-based Compensation Award, Tranche One [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage                 75.00%          
Long Term Incentives Plan Units [Member] | Long Term Incentive Plan [Member] | Share-based Compensation Award, Tranche Two [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage                 25.00%          
Long Term Incentives Plan Units [Member] | Long Term Performance Award Agreements 2017 [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized           155         21     14
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period           190                
Long Term Incentives Plan Units [Member] | Long Term Performance Award Agreements 2017 [Member] | Share-based Compensation Award, Tranche One [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate           50.00%         50.00%     50.00%
Long Term Incentives Plan Units [Member] | Long Term Performance Award Agreements 2017 [Member] | Share-based Compensation Award, Tranche Two [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate           50.00%         50.00%     50.00%
Long Term Incentives Plan Units [Member] | Annual Award Agreements 2019 [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period           147                
Long Term Incentives Plan Units [Member] | Annual Award Agreements 2019 [Member] | Share-based Compensation Award, Tranche One [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate           50.00%                
Long Term Incentives Plan Units [Member] | Annual Award Agreements 2019 [Member] | Share-based Compensation Award, Tranche Two [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate           50.00%                
Long Term Incentives Plan Units [Member] | Long Term Incentive Plan 2020 [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period           43                
Share Price           $ 14.34                
Long Term Incentives Plan Units [Member] | Long Term Incentive Plan 2020 [Member] | Share-based Compensation Award, Tranche One [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate           33.33%                
Long Term Incentives Plan Units [Member] | Long Term Incentive Plan 2020 [Member] | Share-based Compensation Award, Tranche Two [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate           33.33%                
Long Term Incentives Plan Units [Member] | Long Term Incentive Plan 2020 [Member] | Share-based Payment Arrangement, Tranche Three [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate           33.33%