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Stock Option And Stock Award Plans (Summary of SARs) (Details) - $ / shares
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding, Number 498,687 521,601 376,440 0
Share Based Compensation Arrangement By Share Based Payment Award, non-option equity awards, Outstanding, Weighted AverageExercise Price $ 13.49 $ 13.55 $ 11.64 $ 0
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted   164,464 387,252  
Share-based Compensation Arrangements by Share-based Payment Award, non-option equity awards, Grants in Period, Weighted Average Exercise Price   $ 16.37 $ 11.60  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Modification (22,914) (10,043) (71,402)  
Share-based Compensation Arrangements by Share-based Payment Award, non-option equity awards, modification, Weighted Average Exercise Price $ 14.83 $ 13.01 $ 11.60  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period   (9,260) (82,214)  
Share-based Compensation Arrangements by Share-based Payment Award, non-option equity awards, forfeited and expired, Weighted Average Exercise Price   $ 13.87 $ 11.39  
Minimum        
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]        
Share Based Compensation Arrangement By Share Based Payment Award, non-option equity awards, Outstanding, Exercise Price 10.75 10.75 10.75 0
Share Based Compensation Arrangements By Share Based Payment Award, non-option equity award, Grants In Period, Exercise Price   16.37 10.75  
Share Based Compensation Arrangements By Share Based Payment Award, non-option equity award, modification, Exercise Price 10.75 10.75 10.75  
Share Based Compensation Arrangements By Share Based Payment Award, non-option equity award, forfeited and expired, Exercise Price   10.75 10.75  
Maximum        
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]        
Share Based Compensation Arrangement By Share Based Payment Award, non-option equity awards, Outstanding, Exercise Price 16.37 16.37 19.64 $ 0
Share Based Compensation Arrangements By Share Based Payment Award, non-option equity award, Grants In Period, Exercise Price   16.37 19.64  
Share Based Compensation Arrangements By Share Based Payment Award, non-option equity award, modification, Exercise Price $ 16.37 16.37 19.64  
Share Based Compensation Arrangements By Share Based Payment Award, non-option equity award, forfeited and expired, Exercise Price   $ 15.25 $ 19.64