Loans And Allowance For Loan Losses (Credit Quality Information-By Class) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	$ 578,103	$ 534,597
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	552,360	517,732
Monitor [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	6,467	5,477
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	13,828	4,317
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	5,448	7,071
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables
Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	114,257	92,877
Commercial [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	108,907	90,142
Commercial [Member] | Monitor [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	313	818
Commercial [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	4,518	374
Commercial [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	519	1,543
Commercial [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables
Commercial Real Estate [Member] | Commercial Mortgages-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	104,792	98,426
Commercial Real Estate [Member] | Commercial Mortgages-Owner Occupied [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	93,553	90,995
Commercial Real Estate [Member] | Commercial Mortgages-Owner Occupied [Member] | Monitor [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	446	1,461
Commercial Real Estate [Member] | Commercial Mortgages-Owner Occupied [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	8,316	3,517
Commercial Real Estate [Member] | Commercial Mortgages-Owner Occupied [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	2,477	2,453
Commercial Real Estate [Member] | Commercial Mortgages-Owner Occupied [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables
Commercial Real Estate [Member] | Commercial Mortgages-Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	182,247	175,274
Commercial Real Estate [Member] | Commercial Mortgages-Non-Owner Occupied [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	175,471	172,342
Commercial Real Estate [Member] | Commercial Mortgages-Non-Owner Occupied [Member] | Monitor [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	5,118	2,285
Commercial Real Estate [Member] | Commercial Mortgages-Non-Owner Occupied [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	994	332
Commercial Real Estate [Member] | Commercial Mortgages-Non-Owner Occupied [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	664	315
Commercial Real Estate [Member] | Commercial Mortgages-Non-Owner Occupied [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables
Commercial Real Estate [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	16,861	15,471
Commercial Real Estate [Member] | Commercial Construction [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	16,572	14,892
Commercial Real Estate [Member] | Commercial Construction [Member] | Monitor [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	289	579
Commercial Real Estate [Member] | Commercial Construction [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables
Consumer [Member] | Consumer Unsecured [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	6,867	8,754
Consumer [Member] | Consumer Unsecured [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	6,867	8,747
Consumer [Member] | Consumer Unsecured [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables		6
Consumer [Member] | Consumer Unsecured [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables		1
Consumer [Member] | Consumer Unsecured [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables
Consumer [Member] | Consumer Secured [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	83,078	77,437
Consumer [Member] | Consumer Secured [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	82,860	77,092
Consumer [Member] | Consumer Secured [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables		88
Consumer [Member] | Consumer Secured [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	218	257
Consumer [Member] | Consumer Secured [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables
Residential [Member] | Residential Mortgages [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	55,284	58,172
Residential [Member] | Residential Mortgages [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	53,714	55,336
Residential [Member] | Residential Mortgages [Member] | Monitor [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables		334
Residential [Member] | Residential Mortgages [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	1,570	2,502
Residential [Member] | Residential Mortgages [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables
Residential [Member] | Residential Consumer Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	14,717	8,186
Residential [Member] | Residential Consumer Construction [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	14,416	$ 8,186
Residential [Member] | Residential Consumer Construction [Member] | Monitor [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables	301
Residential [Member] | Residential Consumer Construction [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivables