Condensed Financial Statements Of Parent Company (Statements Of Cash Flows) (Details) - USD ($) $ in Thousands		12 Months Ended
	Dec. 22, 2017	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
CASH FLOWS FROM OPERATING ACTIVITIES
Net income		$ 31,866	$ 28,072	$ 11,915
Adjustments to reconcile net earnings to net cash
Deferred tax (benefit) expense	$ 3,500	103	(349)	4,076
Depreciation		2,614	2,168	1,887
Realized securities losses		(1,938)	(622)	14
Share-based compensation expense		590	391	385
Earnings on bank owned life insurance		(1,148)	(1,028)	(707)
(Increase) decrease in other assets		133	(320)	668
Increase in other liabilities		4,478	3,384	510
Net cash provided by operating activities		40,927	38,521	24,373
Proceeds from Sale of Debt Securities, Available-for-sale		142,423	107,559	152,882
CASH FLOWS FROM INVESTING ACTIVITIES
Principal payments received on securities available for sale		22,870	24,814	31,902
Purchases of premises and equipment		(9,218)	(5,545)	(6,185)
Proceeds from disposal of premises and equipment		860	42	0
Net cash provided by (used in) investing activities		(77,570)	(71,735)	13,969
CASH FLOWS FROM FINANCING ACTIVITIES
Payments of Ordinary Dividends, Common Stock		(7,361)	(6,545)	(5,238)
Exercise of stock options		7	122	303
Repayment of long-term borrowings		(18)	(45,016)	(918)
Payments for Repurchase of Common Stock		(10,405)	(1,689)	0
Proceeds from issuance of common stock, net of issuance costs		159	237	10
Net cash provided by (used in) financing activities		38,991	40,123	(32,327)
Cash and Cash Equivalents, at Carrying Value		61,888	59,540	52,631	$ 46,616
Supplemental Disclosures of Cash Flow Information
Interest Paid, Excluding Capitalized Interest, Operating Activities		29,855	25,426	18,201
Parent Company [Member]
CASH FLOWS FROM OPERATING ACTIVITIES
Net income		31,866	28,072	11,915
Adjustments to reconcile net earnings to net cash
Equity in undistributed net income of subsidiaries		(17,941)	(18,979)	(6,474)
Deferred tax (benefit) expense		(18)	(8)	346
Depreciation		50	41	39
Share-based compensation expense		274	181	174
Earnings on bank owned life insurance		0	7	(1)
(Increase) decrease in other assets		491	(375)	535
Increase in other liabilities		807	1,036	512
Net cash provided by operating activities		15,529	9,975	7,046
CASH FLOWS FROM INVESTING ACTIVITIES
Purchases of premises and equipment		(123)	(86)	(92)
Proceeds from disposal of premises and equipment		53	13	60
Net cash provided by (used in) investing activities		(70)	(73)	(32)
CASH FLOWS FROM FINANCING ACTIVITIES
Payments of Ordinary Dividends, Common Stock		(7,361)	(6,545)	(5,238)
Exercise of stock options		7	122	303
Repayment of long-term borrowings		0	0	(902)
Payments for Repurchase of Common Stock		(10,405)	(1,689)	0
Proceeds from issuance of common stock, net of issuance costs		159	237	10
Net cash provided by (used in) financing activities		(17,600)	(7,875)	(5,827)
(Decrease) increase in cash		(2,141)	2,027	1,187
Cash and Cash Equivalents, at Carrying Value		2,185	4,326	2,299	$ 1,112
Cash, Ending Balance		2,185	4,326
Supplemental Disclosures of Cash Flow Information
Interest Paid, Excluding Capitalized Interest, Operating Activities		$ 961	$ 875	$ 704