Loans by Type (Summary of ACL by Category) (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2019
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	$ 11,944	$ 11,279	$ 11,279	$ 10,556
Cumulative effect of accounting change (ASU 2016-13)				723
Charge-Offs
Provision for credit losses	(240)		645
Recoveries	17		20
Ending Balance	11,721		11,944	11,279
C&I [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	4,635	4,348	4,348	4,874
Cumulative effect of accounting change (ASU 2016-13)				(526)
Charge-Offs
Provision for credit losses	54		268
Recoveries	2		19
Ending Balance	4,691		4,635	4,348
CRE [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	1,175	1,127	1,127	1,528
Cumulative effect of accounting change (ASU 2016-13)				(401)
Charge-Offs
Provision for credit losses	(65)		48
Recoveries
Ending Balance	1,110		1,175	1,127
Faith-based CRE [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	5,717	5,478	5,478	3,842
Cumulative effect of accounting change (ASU 2016-13)				1,636
Charge-Offs
Provision for credit losses	(200)		238
Recoveries	15		1
Ending Balance	5,532		5,717	5,478
Construction [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	417	$ 326	326	312
Cumulative effect of accounting change (ASU 2016-13)				14
Charge-Offs
Provision for credit losses	(29)		91
Recoveries
Ending Balance	$ 388		$ 417	$ 326