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Fair Value of Financial Instruments (Narrative) (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
item
loan
Dec. 31, 2018
USD ($)
item
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired Financing Receivable, Recorded Investment   $ 1,319
Impaired Loans, Cumulative Charge-Offs $ 251 428
Number of impaired loans requiring a valuation allowance | item 2  
Fair Value $ 2,001  
Valuation allowance 417  
Impaired Loans [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired Financing Receivable, Recorded Investment $ 2,144 $ 1,319
Number of impaired loans not requiring a valuation allowance 2 6
Fair Value $ 1,584 $ 1,319