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Stock-Based Compensation (Tables)
 12 Months Ended
Dec. 31, 2022
Share-Based Payment Arrangement [Abstract]  
Assumptions Used To Determine Fair Value of Stock Options The following assumptions were used to determine the fair value of stock options as of the grant date to determine compensation expense for the years ended December 31, 2022, 2021, and 2020:
Stock Options:202220212020
Grant date fair valueNA$10.27 $6.55 
Expected life of optionsNA8 years8 years
Risk-free interest rateNA1.33 %0.79 %
Dividend yield rateNA3.86 %4.55 %
Price volatilityNA36.46 %35.44 %
Stock Options Activity The following table summarizes stock option activity during 2022: 
  Number of SharesWeighted Average Exercise PriceWeighted Average Remaining Contractual Life, in Years
 
 
Outstanding at January 1, 2022136,819 $33.53  
Granted— —  
Forfeited— —  
Exercised(16,624)28.57  
Outstanding at December 31, 2022120,195 $34.21 5.64
Restricted Stock Unit Activity The following table summarizes restricted stock unit activity during 2022:
  Number of SharesWeighted Average Grant Date Fair ValueWeighted Average Remaining Contractual Life, in Years
 
 
Outstanding at January 1, 202256,215 $34.74  
Granted— —  
Dividend equivalents awarded2,139 — 
Vested(19,852)32.19  
Forfeited— —  
Outstanding at December 31, 202238,502 $34.12 1.61