Loans And Related Allowances For Loan Losses (Average of Impaired Loans and Related Interest Income by Loan Portfolio Class) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Financing Receivable, Impaired [Line Items]
Average Investment	$ 5,409	$ 11,607	$ 5,527	$ 10,224
Interest income recognized on an accrual basis	40	62	82	126
Interest income recognized on a cash basis			5	5
Commercial real estate- non owner-occupied [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	105	4,689	105	3,165
Interest income recognized on an accrual basis	3	3	6	6
Commercial real estate- all other CRE [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	2,188	2,982	2,211	3,058
Interest income recognized on an accrual basis	22	34	45	69
Acquisition and development- 1-4 family residential construction [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	228	255	231	259
Interest income recognized on an accrual basis	3	3	7	6
Acquisition and development- All other A&D [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	378	611	382	599
Interest income recognized on an accrual basis		3		6
Commercial and industrial [Member]
Financing Receivable, Impaired [Line Items]
Average Investment			45
Residential mortgage- term [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	2,130	2,585	2,166	2,672
Interest income recognized on an accrual basis	12	19	24	39
Interest income recognized on a cash basis			5	5
Residential mortgage- home equity [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	363	474	376	454
Consumer [Member]
Financing Receivable, Impaired [Line Items]
Average Investment	$ 17	$ 11	$ 11	$ 17

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Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=123577603&loc=d3e5258-111524

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Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

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