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Stock Incentive Plans (Summary Information Pertaining to Options Outstanding) (Details) - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]    
Expected volatility 25.16% 22.97%
Expected dividends 3.00% 5.00%
Expected term (in years)   6 years 6 months
Risk-free rate 1.19% 0.68%
Options Outstanding 169,280  
Weighted-Average Remaining Contractual Life 7 years 9 months 18 days  
Weighted Average Exercise Price $ 33.89  
Options Exercisable 59,072  
Weighted-Average Exercise Price $ 37.21  
Minimum [Member]    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]    
Expected term (in years) 5 years 6 months  
Maximum [Member]    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]    
Expected term (in years) 6 years 3 months 18 days  
$13.69 to 20.00 [Member]    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]    
Exercise Price, Minimum $ 13.69  
Exercise Price, Maximum $ 20.00  
Options Outstanding 1,379  
Weighted-Average Remaining Contractual Life 1 year 1 month 6 days  
Weighted Average Exercise Price $ 13.69  
Options Exercisable 1,379  
Weighted-Average Exercise Price $ 13.69  
$20.01 to $30.00 [Member]    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]    
Exercise Price, Minimum 20.01  
Exercise Price, Maximum $ 30.00  
Options Outstanding 66,000  
Weighted-Average Remaining Contractual Life 8 years 6 months  
Weighted Average Exercise Price $ 24.64  
Options Exercisable 13,200  
Weighted-Average Exercise Price $ 24.64  
$30.01 to 40.00 [Member]    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]    
Exercise Price, Minimum 30.01  
Exercise Price, Maximum $ 40.00  
Options Outstanding 44,420  
Weighted-Average Remaining Contractual Life 8 years 7 months 6 days  
Weighted Average Exercise Price $ 36.97  
Options Exercisable 10,008  
Weighted-Average Exercise Price $ 38.38  
$40.01 to 42.62 [Member]    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]    
Exercise Price, Minimum 40.01  
Exercise Price, Maximum $ 42.62  
Options Outstanding 57,481  
Weighted-Average Remaining Contractual Life 6 years 4 months 24 days  
Weighted Average Exercise Price $ 42.62  
Options Exercisable 34,485  
Weighted-Average Exercise Price $ 42.62