Loans and Related Allowance for Loan Losses (Loan Portfolio Summarized by the Past Due Status) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 1,245	$ 2,349
Current	421,416	398,241
Total loans	422,661	400,590
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	114	386
Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,057	1,975
Current	420,642	397,545
Total loans	421,699	399,520
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	22	383
Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	188	374
Current	774	696
Total loans	962	1,070
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	92	3
30-59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	408	1,140
30-59 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	358	769
30-59 Days Past Due [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	50	371
60-89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	513	149
60-89 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	467	149
60-89 Days Past Due [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	46	0
Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	324	1,060
Greater than 90 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	232	1,057
Greater than 90 Days Past Due [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	92	3
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	73,057	51,785
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	29	60
Current	73,028	51,725
Total loans	73,057	51,785
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	22	0
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | 30-59 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	7	60
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | 60-89 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	0
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | Greater than 90 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	22	0
Commercial Loan [Member] | Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	122,698	126,613
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	41	67
Current	122,318	126,180
Total loans	122,359	126,247
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	0	0
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	46	0
Current	293	366
Total loans	339	366
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	0	0
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | 30-59 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	19
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | 30-59 Days Past Due [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	0
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | 60-89 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	0
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | 60-89 Days Past Due [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	46	0
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | Greater than 90 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	41	48
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | Greater than 90 Days Past Due [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	0
Construction Loan [Member] | Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	61,051	46,459
Construction Loan [Member] | Real Estate Portfolio Segment [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	287
Current	61,051	46,172
Total loans	61,051	46,459
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	0	0
Construction Loan [Member] | Real Estate Portfolio Segment [Member] | 30-59 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	287
Construction Loan [Member] | Real Estate Portfolio Segment [Member] | 60-89 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	0
Construction Loan [Member] | Real Estate Portfolio Segment [Member] | Greater than 90 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	0
Mortgage Loan [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	141,438	150,538
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	973	1,468
Current	139,842	148,366
Total loans	140,815	149,834
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	0	359
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	142	374
Current	481	330
Total loans	623	704
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	92	3
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | 30-59 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	351	348
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | 30-59 Days Past Due [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	50	371
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | 60-89 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	453	149
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | 60-89 Days Past Due [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	0
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | Greater than 90 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	169	971
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | Greater than 90 Days Past Due [Member] | Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	92	3
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		0
Current		16,377
Total loans	18,550	16,377
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing		0
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0
Current	18,550
Total loans	18,550
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	0
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | 30-59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		0
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | 30-59 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | 60-89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		0
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | 60-89 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		0
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | Greater than 90 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0
Personal Loan [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	5,867	8,818
Personal Loan [Member] | Consumer Portfolio Segment [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	14	93
Current	5,853	8,725
Total loans	5,867	8,818
Financing Receivable, Recorded Investment, 89 Days Past Due and Still Accruing	0	24
Personal Loan [Member] | Consumer Portfolio Segment [Member] | 30-59 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	0	55
Personal Loan [Member] | Consumer Portfolio Segment [Member] | 60-89 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	14	0
Personal Loan [Member] | Consumer Portfolio Segment [Member] | Greater than 90 Days Past Due [Member] | Excluding Loans Acquired with Credit Deterioration [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 0	$ 38