Fair Value Measurement (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans, allowance for loan loss	$ 1,018	$ 477
Consumer Loans [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Period past due for loan appraisals	90 days
Nonrecurring [Member] | Impaired Loans [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Collateral dependent impaired loans, gross	$ 18,200	16,000
Impaired loans, allowance for loan loss	$ 900	$ 300