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Fair Value Measurements (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair value assets, level 1 to 2   $ 0
Loans with impairment, unpaid principal $ 6,300 $ 4,100
Small Office Condo [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long lived assets to be disposed of fair value $ 430