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Equity-Based Compensation (Details of Compensation Expense and Related Income Tax Benefit for Specific Equity-Based Awards) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity-based compensation expense $ 2,279 $ 2,056
Deferred compensation stock equivalent units expense 49 49
Total tax benefit recognized for equity-based expense 122 100
Performance Share Awards [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity-based compensation expense 1,421 1,298
Restricted stock units [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity-based compensation expense $ 809 $ 709