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On-Balance Sheet Activities (Narrative) (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Derivative [Line Items]    
Derivative Asset, Fair Value of Collateral $ 1,353 $ 1,109
Not Designated as Hedging Instrument [Member] | Interest Rate Lock Commitments [Member]    
Derivative [Line Items]    
Notional Amount of undesignated commitments 618 1,088
Not Designated as Hedging Instrument [Member] | Forward Contracts [Member]    
Derivative [Line Items]    
Notional Amount of undesignated commitments $ 1,332 $ 1,089