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Borrowed Funds (Details) - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Long-term advances $ 1,300,000 $ 1,300,000
FHLBB term advance One    
Long-term advances 200,000 200,000
FHLBB term advance Two    
Long-term advances 300,000 300,000
FHLBB term advance Three    
Long-term advances $ 800,000 $ 800,000