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Stock-Based Compensation (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Stock-based compensation recognized $ (91) $ 4,244    
Restricted Stock [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Unearned compensation related to options $ 1,775      
Remaining requisite service period 26 months      
Time-Vested Stock Options [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Unearned compensation related to options $ 1,875      
Remaining service period 27 months      
Stock Appreciation Rights (SARs) [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Allocated share based compensation expense (income) $ 595 3,759    
Estimated fair value $ 2,425 $ 6,163    
Stock appreciation award vesting rights Vesting of the 2021 cash settled stock appreciation rights was contingent upon the achievement of a thirty-day trailing average fair market value of a share of Common Stock of 133.3% ($3.17)      
Exercise price $ 2.38      
Stock Appreciation Rights (SARs) [Member] | 2020 [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Award Vesting Period 3 years      
Award contractual term 10 years      
Stock Appreciation Rights (SARs) [Member] | 2021 [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Award Vesting Period 3 years      
Award contractual term 10 years      
Certain Employees [Member] | Stock Appreciation Rights (SARs) [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Granted (shares)     1,735,500  
Granted       1,164,464