Loans by Type - Summary of ACL by Category (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	$ 12,041
Provision for (release of) credit losses	230	$ (600)
Ending Balance	12,406		$ 12,041
Loans Excluding Unfunded Commitments
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	12,041	11,944	11,944
Provision for (release of) credit losses	365		70
Recoveries	0		27
Ending Balance	12,406		12,041
Loans Excluding Unfunded Commitments | C&I
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	5,034	4,635	4,635
Provision for (release of) credit losses	245		387
Recoveries	0		12
Ending Balance	5,279		5,034
Loans Excluding Unfunded Commitments | CRE
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	1,031	1,175	1,175
Provision for (release of) credit losses	(55)		(144)
Recoveries	0		0
Ending Balance	976		1,031
Loans Excluding Unfunded Commitments | Faith-based CRE
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	5,684	5,717	5,717
Provision for (release of) credit losses	180		(48)
Recoveries	0		15
Ending Balance	5,864		5,684
Loans Excluding Unfunded Commitments | Construction
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	292	$ 417	417
Provision for (release of) credit losses	(5)		(125)
Recoveries	0		0
Ending Balance	$ 287		$ 292