Fair Value Measurements (Schedule of Activity in Level 3 Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Impaired Loans [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning Balance	$ 11,616	$ 6,135
Changes in allowance and discount	1,764	(306)
Loans that became impaired		7,620
Transfer of loans into foreclosed assets	(479)
Loans no longer considered collateral dependent	(1,232)
Loans that became collateral dependent	1,936
Loan payments, payoffs, sales, and charge-offs	(4,965)	(1,833)
Ending Balance	8,640	11,616
Joint Venture [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning Balance	887	896
Pro rata share of joint venture income	4	(9)
Ending Balance	891	$ 887
Foreclosed Assets [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Transfer of loans into foreclosed assets	479
Transfer of foreclosed assets to other assets	(178)
Ending Balance	$ 301