Loans and Allowance for Loan Losses - Schedule of Loans by Credit Quality Indicators (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Credit Quality Indicators [Abstract]
Loans	$ 638,103	$ 550,226
Commercial and Industrial [Member]
Credit Quality Indicators [Abstract]
Loans	88,982	27,404
Commercial Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	199,773	181,898
Construction and Land [Member]
Credit Quality Indicators [Abstract]
Loans	72,465	65,231
Consumer [Member]
Credit Quality Indicators [Abstract]
Loans	6,264	5,958
Student [Member]
Credit Quality Indicators [Abstract]
Loans	7,333	8,151
Residential Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	232,524	225,316
Home Equity Lines of Credit [Member]
Credit Quality Indicators [Abstract]
Loans	30,762	36,268
Pass [Member]
Credit Quality Indicators [Abstract]
Loans	614,570	530,859
Pass [Member] | Commercial and Industrial [Member]
Credit Quality Indicators [Abstract]
Loans	88,139	26,555
Pass [Member] | Commercial Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	188,682	175,063
Pass [Member] | Construction and Land [Member]
Credit Quality Indicators [Abstract]
Loans	70,110	62,231
Pass [Member] | Consumer [Member]
Credit Quality Indicators [Abstract]
Loans	6,261	5,955
Pass [Member] | Student [Member]
Credit Quality Indicators [Abstract]
Loans	7,333	8,151
Pass [Member] | Residential Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	225,260	218,686
Pass [Member] | Home Equity Lines of Credit [Member]
Credit Quality Indicators [Abstract]
Loans	28,785	34,218
Special Mention [Member]
Credit Quality Indicators [Abstract]
Loans	12,243	6,969
Special Mention [Member] | Commercial and Industrial [Member]
Credit Quality Indicators [Abstract]
Loans	212	422
Special Mention [Member] | Commercial Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	9,291	3,487
Special Mention [Member] | Construction and Land [Member]
Credit Quality Indicators [Abstract]
Loans	2,289	2,594
Special Mention [Member] | Consumer [Member]
Credit Quality Indicators [Abstract]
Loans	3	3
Special Mention [Member] | Student [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Special Mention [Member] | Residential Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	321	336
Special Mention [Member] | Home Equity Lines of Credit [Member]
Credit Quality Indicators [Abstract]
Loans	127	127
Substandard [Member]
Credit Quality Indicators [Abstract]
Loans	11,290	12,398
Substandard [Member] | Commercial and Industrial [Member]
Credit Quality Indicators [Abstract]
Loans	631	427
Substandard [Member] | Commercial Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	1,800	3,348
Substandard [Member] | Construction and Land [Member]
Credit Quality Indicators [Abstract]
Loans	66	406
Substandard [Member] | Consumer [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Substandard [Member] | Student [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Substandard [Member] | Residential Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	6,943	6,294
Substandard [Member] | Home Equity Lines of Credit [Member]
Credit Quality Indicators [Abstract]
Loans	1,850	1,923
Doubtful [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Doubtful [Member] | Commercial and Industrial [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Doubtful [Member] | Commercial Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Doubtful [Member] | Construction and Land [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Doubtful [Member] | Consumer [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Doubtful [Member] | Student [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Doubtful [Member] | Residential Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Doubtful [Member] | Home Equity Lines of Credit [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Loss [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Loss [Member] | Commercial and Industrial [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Loss [Member] | Commercial Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Loss [Member] | Construction and Land [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Loss [Member] | Consumer [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Loss [Member] | Student [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Loss [Member] | Residential Real Estate [Member]
Credit Quality Indicators [Abstract]
Loans	0	0
Loss [Member] | Home Equity Lines of Credit [Member]
Credit Quality Indicators [Abstract]
Loans	$ 0	$ 0