Loans And Related Allowances For Loan Losses (Average of Impaired Loans and Related Interest Income by Loan Portfolio Class) (Details) - USD ($)
$ in Thousands |
12 Months Ended |
Dec. 31, 2019 |
Dec. 31, 2018 |
| Financing Receivable, Impaired [Line Items] |
|
|
| Average Investment |
$ 15,170
|
$ 12,145
|
| Interest income recognized on an accrual basis |
287
|
380
|
| Interest income recognized on a cash basis |
87
|
134
|
| Commercial real estate- non owner-occupied [Member] |
|
|
| Financing Receivable, Impaired [Line Items] |
|
|
| Average Investment |
222
|
1,432
|
| Interest income recognized on an accrual basis |
12
|
12
|
| Interest income recognized on a cash basis |
|
66
|
| Commercial real estate- all other CRE [Member] |
|
|
| Financing Receivable, Impaired [Line Items] |
|
|
| Average Investment |
4,322
|
5,385
|
| Interest income recognized on an accrual basis |
149
|
195
|
| Interest income recognized on a cash basis |
73
|
59
|
| Acquisition and development- 1-4 family residential construction [Member] |
|
|
| Financing Receivable, Impaired [Line Items] |
|
|
| Average Investment |
244
|
443
|
| Interest income recognized on an accrual basis |
11
|
24
|
| Acquisition and development- All other A&D [Member] |
|
|
| Financing Receivable, Impaired [Line Items] |
|
|
| Average Investment |
6,505
|
355
|
| Interest income recognized on an accrual basis |
19
|
12
|
| Commercial and industrial [Member] |
|
|
| Financing Receivable, Impaired [Line Items] |
|
|
| Average Investment |
26
|
265
|
| Interest income recognized on an accrual basis |
|
13
|
| Residential mortgage- term [Member] |
|
|
| Financing Receivable, Impaired [Line Items] |
|
|
| Average Investment |
2,971
|
3,632
|
| Interest income recognized on an accrual basis |
96
|
124
|
| Interest income recognized on a cash basis |
10
|
2
|
| Residential mortgage- home equity [Member] |
|
|
| Financing Receivable, Impaired [Line Items] |
|
|
| Average Investment |
870
|
611
|
| Interest income recognized on a cash basis |
4
|
7
|
| Consumer [Member] |
|
|
| Financing Receivable, Impaired [Line Items] |
|
|
| Average Investment |
$ 10
|
$ 22
|