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Loans and Allowance for Loan Losses (Credit Quality Information By Class) (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	$ 572,562	$ 559,051
Pass
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	485,664	476,647
Pass Monitored
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	61,968	54,510
Special Mention
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	20,928	19,307
Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	3,776	8,351
Doubtful
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	226	236
Loss
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Performing
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	9,453	10,168
Nonperforming
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	18	19
Commercial - Non Real Estate Commercial And Industrial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	38,498	37,427
Commercial - Non Real Estate Commercial And Industrial | Pass
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	34,691	33,279
Commercial - Non Real Estate Commercial And Industrial | Pass Monitored
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	1,633	1,788
Commercial - Non Real Estate Commercial And Industrial | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	1,837	1,748
Commercial - Non Real Estate Commercial And Industrial | Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	337	612
Commercial - Non Real Estate Commercial And Industrial | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Commercial - Non Real Estate Commercial And Industrial | Loss
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0
Commercial Real Estate Owner Occupied
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	132,667	127,018
Commercial Real Estate Owner Occupied | Pass
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	116,817	112,649
Commercial Real Estate Owner Occupied | Pass Monitored
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	10,525	10,893
Commercial Real Estate Owner Occupied | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	4,997	3,146
Commercial Real Estate Owner Occupied | Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	328	330
Commercial Real Estate Owner Occupied | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Commercial Real Estate Owner Occupied | Loss
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Commercial Real Estate Non-Owner Occupied
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	113,242	112,897
Commercial Real Estate Non-Owner Occupied | Pass
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	81,000	82,050
Commercial Real Estate Non-Owner Occupied | Pass Monitored
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	19,344	17,992
Commercial Real Estate Non-Owner Occupied | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	12,151	12,088
Commercial Real Estate Non-Owner Occupied | Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	747	767
Commercial Real Estate Non-Owner Occupied | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Commercial Real Estate Non-Owner Occupied | Loss
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Construction And Farmland Residential
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	7,288	3,214
Construction And Farmland Residential | Pass
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	6,498	2,614
Construction And Farmland Residential | Pass Monitored
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	98	600
Construction And Farmland Residential | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	692	0
Construction And Farmland Residential | Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Construction And Farmland Residential | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Construction And Farmland Residential | Loss
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Construction And Farmland Commercial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	49,339	49,140
Construction And Farmland Commercial | Pass
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	25,089	30,093
Construction And Farmland Commercial | Pass Monitored
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	23,944	17,069
Construction And Farmland Commercial | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	1,663
Construction And Farmland Commercial | Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	306	315
Construction And Farmland Commercial | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Construction And Farmland Commercial | Loss
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Residential Equity Lines
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	31,672	32,838
Residential Equity Lines | Pass
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	31,330	32,495
Residential Equity Lines | Pass Monitored
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	299	299
Residential Equity Lines | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Residential Equity Lines | Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Residential Equity Lines | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	43	44
Residential Equity Lines | Loss
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Residential Single Family
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	186,358	190,372
Residential Single Family | Pass
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	178,103	177,829
Residential Single Family | Pass Monitored
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	5,625	5,869
Residential Single Family | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	389	155
Residential Single Family | Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	2,058	6,327
Residential Single Family | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	183	192
Residential Single Family | Loss
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Residential Multifamily
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	4,030	4,095
Residential Multifamily | Pass
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	2,668	3,588
Residential Multifamily | Pass Monitored
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	500	0
Residential Multifamily | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	862	507
Residential Multifamily | Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Residential Multifamily | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
Residential Multifamily | Loss
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
All Other Loans
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	9,468	2,050
All Other Loans | Pass
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	9,468	2,050
All Other Loans | Pass Monitored
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
All Other Loans | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
All Other Loans | Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
All Other Loans | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	0	0
All Other Loans | Loss
Financing Receivable, Recorded Investment [Line Items]
Financing Receivables	$ 0	$ 0

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+ References

No definition available.

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Amount representing an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. Excludes amounts related to receivables held-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10(3))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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