Loans and Allowance for Loan Losses - Schedule of Loan Portfolio Aging Analysis (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non Accrual	$ 2,982	$ 626
Total Past Due and Non Accrual	3,180	832
Current	446,854	442,659
Total gross loans	450,034	443,491
Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	124	127
Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	74	79
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	0	0
Commercial loans
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non Accrual	0	83
Total Past Due and Non Accrual	124	83
Current	99,604	103,194
Total gross loans	99,728	103,277
Commercial loans | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	124	0
Commercial loans | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	0	0
Commercial loans | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	0	0
Commercial real estate
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non Accrual	2,586	98
Total Past Due and Non Accrual	2,586	98
Current	251,991	246,069
Total gross loans	254,577	246,167
Commercial real estate | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	0	0
Commercial real estate | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	0	0
Commercial real estate | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	0	0
Residential real estate
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non Accrual	377	445
Total Past Due and Non Accrual	451	624
Current	87,663	85,165
Total gross loans	88,114	85,789
Residential real estate | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	0	120
Residential real estate | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	74	59
Residential real estate | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	0	0
Installment
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non Accrual	19	0
Total Past Due and Non Accrual	19	27
Current	7,596	8,231
Total gross loans	7,615	8,258
Installment | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	0	7
Installment | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	0	20
Installment | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due and Non Accrual	$ 0	$ 0