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Junior Subordinated Debt (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 21, 2006
Dec. 31, 2022
Dec. 31, 2021
Debt Instrument [Line Items]      
Capital securities   $ 3,413 $ 3,367
Floating Rate Capital Securities [Member]      
Debt Instrument [Line Items]      
Interest rate description   The interest rate on the capital security resets every three months at 1.70% above the then current three-month LIBOR. Interest is paid quarterly.  
Frequency of repricing   3 months  
Frequency of interest payment   quarterly  
Floating Rate Junior Subordinated Deferrable Interest Debentures due 2036 [Member]      
Debt Instrument [Line Items]      
Face amount $ 4,000    
Maturity year 2036    
LIBOR [Member] | Floating Rate Capital Securities [Member]      
Debt Instrument [Line Items]      
Interest rate over three-month LIBOR   1.70%  
Description of variable rate basis   three-month LIBOR  
Wholly-Owned Connecticut Statutory Business Trust [Member] | Floating Rate Capital Securities [Member]      
Debt Instrument [Line Items]      
Face amount $ 4,000