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Loans And Related Allowances For Loan Losses (Allowance for Loan Losses Summarized by Loan Portfolio Segments) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	$ 11,047	$ 9,972
Charge-offs	(716)	(2,290)
Recoveries	886	1,254
Provision	1,320	2,111
ALL Ending Balance	12,537	11,047
Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	2,780	3,699
Charge-offs	(41)	(1,298)
Recoveries	150	319
Provision	(7)	60
ALL Ending Balance	2,882	2,780
Acquisition and Development [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	1,721	1,257
Charge-offs	(29)	(170)
Recoveries	165	344
Provision	1,817	290
ALL Ending Balance	3,674	1,721
Commercial and industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	1,187	869
Charge-offs	(126)	(32)
Recoveries	77	89
Provision	203	261
ALL Ending Balance	1,341	1,187
Residential Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	4,544	3,444
Charge-offs	(200)	(368)
Recoveries	347	353
Provision	(863)	1,115
ALL Ending Balance	3,828	4,544
Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	315	203
Charge-offs	(320)	(422)
Recoveries	147	149
Provision	170	385
ALL Ending Balance	312	315
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	500	500
ALL Ending Balance	$ 500	$ 500

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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