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Share-Based Compensation (Restricted Share Activity) (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 185,093 196,857 209,789 187,804
Granted (1) 89,795 103,010 93,130  
Vested (96,304) (107,435) (63,385)  
Forfeited (5,255) (8,507) (7,760)  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 32.38 $ 29.32 $ 24.62 $ 24.29
Granted (1) 34.96 30.47 23.57  
Vested 28.60 21.49 22.28  
Forfeited $ 31.17 $ 26.15 $ 23.24  
Deferred compensation expense yet to be recognized $ 3,501      
Period of time that deferred compensation expense will be recognized 2 years 1 month 24 days      
Restricted Stock        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 71,951 133,317 141,617 143,246
Granted (1) 0 62,560 67,515  
Vested (56,931) (62,353) (61,384)  
Forfeited (4,435) (8,507) (7,760)  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 28.53 $ 27.95 $ 23.06 $ 23.04
Granted (1) 0 34.04 22.39  
Vested 27.03 23.21 22.26  
Forfeited $ 30.20 $ 26.15 $ 23.24  
Deferred compensation expense yet to be recognized $ 1,229      
Period of time that deferred compensation expense will be recognized 1 year 9 months 18 days      
Performance Shares        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 56,155 57,435 63,120 39,570
Granted (1) 34,840 37,335 23,550  
Vested (36,120) (43,020) 0  
Forfeited 0 0 0  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 35.70 $ 32.89 $ 28.20 $ 28.85
Granted (1) 35.79 24.71 27.12  
Vested 31.31 18.91 0  
Forfeited $ 0 $ 0 $ 0  
Deferred compensation expense yet to be recognized $ 879      
Period of time that deferred compensation expense will be recognized 1 year 7 months 20 days      
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period 18,060      
Restricted Stock Units (RSUs)        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number   6,105 5,052 4,988
Granted (1) 54,955 3,115 2,065  
Vested (3,253) (2,062) (2,001)  
Forfeited (820) 0 0  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 33.97 $ 25.92 $ 23.56 $ 24.08
Granted (1) 34.43 27.95 21.68  
Vested 26.06 23.20 22.91  
Forfeited $ 36.42 $ 0 $ 0  
Deferred compensation expense yet to be recognized $ 1,393      
Period of time that deferred compensation expense will be recognized 2 years 9 months 14 days