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Securities (Narrative) (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Schedule of Available-for-sale Securities [Line Items]          
Available for sale securities pledged as collateral $ 198,000,000   $ 198,000,000   $ 226,000,000
Gross realized gains (losses) from sales of investment securities $ 0 $ 0 0 $ 0  
Other-than-temporary impairment charges     $ 0 $ 0  
Minimum [Member] | Mortgage-Backed Securities [Member]          
Schedule of Available-for-sale Securities [Line Items]          
Contractual maturities duration 10 years   10 years