Loans by Type - Schedule of the Credit Exposure of the Loan Portfolio (Details) - USD ($) $ in Thousands		Sep. 30, 2021	Jun. 30, 2021	Dec. 31, 2020
Participating Mortgage Loans [Line Items]
Total loans		$ 872,905	$ 872,905	$ 891,676
Loans Subject To Normal Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[1]		859,062	873,092
Performing Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		13,843	18,584
Nonperforming Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		0	0
Commercial and industrial
Participating Mortgage Loans [Line Items]
Total loans		356,532	356,532	298,984
Commercial and industrial | Loans Subject To Normal Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[1]		345,652	284,882
Commercial and industrial | Performing Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		10,880	14,102
Commercial and industrial | Nonperforming Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		0	0
Real Estate, Commercial, Mortgage
Participating Mortgage Loans [Line Items]
Total loans		103,596	103,596	100,419
Real Estate, Commercial, Mortgage | Loans Subject To Normal Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[1]		103,596	99,044
Real Estate, Commercial, Mortgage | Performing Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		0	1,375
Real Estate, Commercial, Mortgage | Nonperforming Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		0	0
Real Estate, Commercial, Construction
Participating Mortgage Loans [Line Items]
Total loans		24,705	24,705	25,090
Real Estate, Commercial, Construction | Loans Subject To Normal Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[1]		24,705	25,090
Real Estate, Commercial, Construction | Performing Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		0	0
Real Estate, Commercial, Construction | Nonperforming Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		0	0
Real Estate, Faith-Based, Mortgage
Participating Mortgage Loans [Line Items]
Total loans		358,493	358,493	333,661
Real Estate, Faith-Based, Mortgage | Loans Subject To Normal Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[1]		355,530	330,554
Real Estate, Faith-Based, Mortgage | Performing Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		2,963	3,107
Real Estate, Faith-Based, Mortgage | Nonperforming Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		0	0
Real Estate, Faith-based, Construction
Participating Mortgage Loans [Line Items]
Total loans		13,272	13,272	23,818
Real Estate, Faith-based, Construction | Loans Subject To Normal Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[1]		13,272	23,818
Real Estate, Faith-based, Construction | Performing Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		0	0
Real Estate, Faith-based, Construction | Nonperforming Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		0	0
Paycheck Protection Program (“PPP”)
Participating Mortgage Loans [Line Items]
Total loans		$ 16,307	16,307	109,704
Paycheck Protection Program (“PPP”) | Loans Subject To Normal Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[1]		16,307	109,704
Paycheck Protection Program (“PPP”) | Performing Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		0	0
Paycheck Protection Program (“PPP”) | Nonperforming Loans Subject To Special Monitoring
Participating Mortgage Loans [Line Items]
Total loans	[2]		$ 0	$ 0

[1] 1 Loans subject to normal monitoring involve borrowers of acceptable-to-strong credit quality and risk, who have the apparent ability to satisfy their loan obligations.

[2] 2 Loans subject to special monitoring possess some credit deficiency or potential weakness which requires a high level of management attention.