Loans and Related Allowance for Loan Losses (Classes of the Loan Portfolio Summarized by the Aggregate Risk Rating) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 418,303	$ 422,661
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	392,857	372,347
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	17,258	40,626
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	8,188	9,602
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	86
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	62,639	73,057
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	61,372	71,983
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	577	495
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	690	579
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Commercial Loan [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	159,806	122,698
Commercial Loan [Member] | Commercial Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	137,684	99,828
Commercial Loan [Member] | Commercial Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	16,429	15,198
Commercial Loan [Member] | Commercial Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	5,693	7,631
Commercial Loan [Member] | Commercial Portfolio Segment [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	41
Construction Loan [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	43,281	61,051
Construction Loan [Member] | Commercial Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	42,394	36,332
Construction Loan [Member] | Commercial Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	24,644
Construction Loan [Member] | Commercial Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	887	75
Construction Loan [Member] | Commercial Portfolio Segment [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Mortgage Loan [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	131,754	141,438
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	130,584	139,787
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	252	289
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	918	1,317
Mortgage Loan [Member] | Consumer Portfolio Segment [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	45
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	16,323	18,550
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	16,323	18,550
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Obligations of State and Political Subdivisions [Member] | Commercial Portfolio Segment [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Personal Loan [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,500	5,867
Personal Loan [Member] | Consumer Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,500	5,867
Personal Loan [Member] | Consumer Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Personal Loan [Member] | Consumer Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Personal Loan [Member] | Consumer Portfolio Segment [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 0	$ 0