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Employee Benefits (Summary of options) (Details) - EIP - Employee Stock Option [Member] - $ / shares
3 Months Ended 12 Months Ended
Mar. 31, 2024
Dec. 31, 2023
Number of Shares    
Options outstanding at beginning of year 436,263  
Options Expired (1,333)  
Options outstanding at end of period 434,930 436,263
Options exercisable at end of period 434,930  
Weighted - Average Exercise Price    
Weighted - Average Exercise Price, beginning of year $ 6.62  
Weighted - Average Exercise Price, expired 6.57  
Weighted - Average Exercise Price, end of period 6.62 $ 6.62
Weighted - Average Exercise Price, exercisable $ 6.62  
Weighted-Average Contractual Term    
Weighted-Average Contractual Term, outstanding 6 years 6 months 6 years 7 months 20 days
Weighted-Average Contractual Term, exercisable 6 years 6 months