Allowance for Loan Losses (Loan Portfolio Designated by the Internal Risk Ratings Assigned to Each Credit) (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	$ 621,068	$ 609,406	[1]
Commercial and industrial - organic [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	26,753	27,238
Commercial and industrial - Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	68,254	54,176
Commercial and industrial - government guaranteed [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	29,027	30,920
Commercial and industrial - syndicated [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	6,354	6,354
Residential construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	3,544	2,238
Commercial construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	17,109	14,302
Land and land development [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	5,601	5,969
1-4 family residential, first lien, investment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	75,388	69,851
1-4 family residential, first lien, owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	18,595	19,864
1-4 family residential, junior lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	1,768	2,938
1-4 family residential - purchased [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	16,097	18,534
Home equity lines of credit, first lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	9,299	8,715
Home equity lines of credit, junior lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	8,074	7,392
Farm [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	5,605	5,672
Multifamily [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	46,818	43,490
Commercial owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	91,444	95,726
Commercial non-owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	136,348	137,893
Consumer revolving credit [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	16,992	17,624
Consumer all other credit [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	2,327	3,074
Student Loans Purchased [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	35,671	37,436
Excellent [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	99,476	88,026
Excellent [Member] | Commercial and industrial - organic [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	1,688	1,918
Excellent [Member] | Commercial and industrial - Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	68,254	54,176
Excellent [Member] | Commercial and industrial - government guaranteed [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	29,027	30,920
Excellent [Member] | Consumer revolving credit [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	323	845
Excellent [Member] | Consumer all other credit [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	184	167
Good [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	30,620	33,265
Good [Member] | Commercial and industrial - organic [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	12,556	14,336
Good [Member] | Consumer revolving credit [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	16,372	16,489
Good [Member] | Consumer all other credit [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	1,692	2,440
Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	461,219	463,577
Pass [Member] | Commercial and industrial - organic [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	12,371	9,772
Pass [Member] | Commercial and industrial - syndicated [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	6,354	6,354
Pass [Member] | Residential construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	3,544	2,238
Pass [Member] | Commercial construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	17,109	14,302
Pass [Member] | Land and land development [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	5,411	5,765
Pass [Member] | 1-4 family residential, first lien, investment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	72,558	66,336
Pass [Member] | 1-4 family residential, first lien, owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	17,400	18,010
Pass [Member] | 1-4 family residential, junior lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	1,651	2,788
Pass [Member] | 1-4 family residential - purchased [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	16,097	18,534
Pass [Member] | Home equity lines of credit, first lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	9,237	8,653
Pass [Member] | Home equity lines of credit, junior lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	7,897	7,214
Pass [Member] | Farm [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	5,313	5,375
Pass [Member] | Multifamily [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	45,860	42,525
Pass [Member] | Commercial owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	72,086	82,629
Pass [Member] | Commercial non-owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	132,453	136,509
Pass [Member] | Consumer revolving credit [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	297	290
Pass [Member] | Consumer all other credit [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	448	464
Pass [Member] | Student Loans Purchased [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	35,133	35,819
Watch [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	9,493	11,346
Watch [Member] | Commercial and industrial - organic [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	44	485
Watch [Member] | 1-4 family residential, first lien, investment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	1,910	2,149
Watch [Member] | 1-4 family residential, first lien, owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	889	1,002
Watch [Member] | 1-4 family residential, junior lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans		28
Watch [Member] | Home equity lines of credit, first lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	62	62
Watch [Member] | Home equity lines of credit, junior lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	95	96
Watch [Member] | Farm [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	292	297
Watch [Member] | Multifamily [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	795	801
Watch [Member] | Commercial owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	4,856	4,898
Watch [Member] | Commercial non-owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	152	155
Watch [Member] | Student Loans Purchased [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	398	1,373
Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	463	1,421
Special Mention [Member] | 1-4 family residential, first lien, investment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	268	704
Special Mention [Member] | 1-4 family residential, first lien, owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	96	640
Special Mention [Member] | 1-4 family residential, junior lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	11	13
Special Mention [Member] | Student Loans Purchased [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	88	64
Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	19,797	11,771
Substandard [Member] | Commercial and industrial - organic [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	94	727
Substandard [Member] | Land and land development [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	190	204
Substandard [Member] | 1-4 family residential, first lien, investment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	652	662
Substandard [Member] | 1-4 family residential, first lien, owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	210	212
Substandard [Member] | 1-4 family residential, junior lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	106	109
Substandard [Member] | Home equity lines of credit, junior lien [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	82	82
Substandard [Member] | Multifamily [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	163	164
Substandard [Member] | Commercial owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	14,502	8,199
Substandard [Member] | Commercial non-owner occupied [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	3,743	1,229
Substandard [Member] | Consumer all other credit [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	3	3
Substandard [Member] | Student Loans Purchased [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans	$ 52	$ 180

[1] Derived from audited Consolidated Financial Statements