Commitments and Contingencies (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Dec. 31, 2019
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Guarantee commitment	$ 2,475
Probable loan loss experience on unfunded obligations [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Estimate of possible loss	250
Commitments to extend credit
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to extend credit	317,461	$ 291,182
Undisbursed lines of credit
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to extend credit	$ 316,958	289,465
Undisbursed lines of credit | Minimum
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to extend credit, term of agreement	one
Undisbursed lines of credit | Maximum
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to extend credit, term of agreement	12 months
Undisbursed portions of construction loans
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to extend credit	$ 86,098	74,019
Standby letters of credit and financial guarantees
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to extend credit	$ 503	$ 1,717
Standby letters of credit and financial guarantees | Maximum
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commitments to extend credit, term of agreement	one year