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Borrowings (Pledged Assets) (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Pledged Assets [Abstract]    
Amount of loans included in qualifying collateral $ 229,357,000 $ 255,566,000
Securities pledged as collateral 0 0
Maximum borrowing capacity with the Federal Home Loan Bank of Pittsburgh ("FHLB") $ 166,178,000 $ 183,790,000