Borrowings, Line of Credit and Subordinated Debt (Narrative) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Securities sold under agreements to repurchase	$ 4,996		$ 4,775
Other borrowings	10,500		12,500
Repayment borrowings	52,585	$ 75,000
Securities sold under agreements to repurchase, average balance	4,700	5,100
Securities sold under agreements to repurchase, maximum month-end balance	5,000	$ 5,500
Securities available-for-sale, at fair value			483,893
Securities available-for-sale, at fair value, post ASU 2019-04	540,308
Borrowings	15,500		41,900
Loan participation agreements	0		24,585
Loan and Security Agreement and Revolving Line of Credit [Member]
Principal amount	35,000
US Government-sponsored Enterprises Debt Securities [Member]
Securities available-for-sale, at fair value			1,575
Securities available-for-sale, at fair value, post ASU 2019-04	60,742
US Government-sponsored Enterprises Debt Securities [Member] | Asset Pledged as Collateral [Member]
Securities available-for-sale, at fair value			$ 9,200
Securities available-for-sale, at fair value, post ASU 2019-04	9,100
Revolving Credit Facility [Member]
Outstanding borrowings	10,500
Remaining borrowing capacity	$ 24,500