Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Interest income:
Loans receivable	$ 7,837	$ 7,489	$ 22,754	$ 22,156
Securities available for sale:
Mortgage-backed and related	457	271	1,288	825
Other marketable	57	163	226	546
Other	50	26	116	149
Total interest income	8,401	7,949	24,384	23,676
Interest expense:
Deposits	360	656	1,223	2,293
Total interest expense	360	656	1,223	2,293
Net interest income	8,041	7,293	23,161	21,383
Provision for loan losses	(886)	770	(2,353)	1,548
Net interest income after provision for loan losses	8,927	6,523	25,514	19,835
Non-interest income:
Gain on sales of loans	1,471	3,005	4,909	6,503
Other	381	422	2,639	975
Total non-interest income	3,051	4,527	11,048	10,590
Non-interest expense:
Compensation and benefits	3,948	3,916	11,865	11,762
Occupancy and equipment	1,090	1,101	3,301	3,335
Data processing	384	334	1,099	963
Professional services	409	241	895	1,175
Other	1,075	1,135	3,205	3,144
Total non-interest expense	6,906	6,727	20,365	20,379
Income before income tax expense	5,072	4,323	16,197	10,046
Income tax expense	1,453	1,222	4,632	2,869
Net income	3,619	3,101	11,565	7,177
Other comprehensive (loss) income, net of tax	(688)	(202)	(1,508)	1,297
Comprehensive income available to common stockholders	$ 2,931	$ 2,899	$ 10,057	$ 8,474
Basic earnings per share (in dollars per share)	$ 0.82	$ 0.67	$ 2.57	$ 1.55
Diluted earnings per share (in dollars per share)	$ 0.81	$ 0.67	$ 2.55	$ 1.54
Financial Service [Member]
Non-interest income:
Revenue from Contract with Customer	$ 810	$ 753	$ 2,332	$ 2,136
Bank Servicing [Member]
Non-interest income:
Revenue from Contract with Customer	$ 389	$ 347	$ 1,168	$ 976