CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended		12 Months Ended
	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Cash Flows From Operating Activities
Net income	$ 3,306	$ 3,178	$ 2,705	$ 2,679	$ 6,484	$ 5,384
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation					377	480
Accretion and amortization of investment securities premiums and discounts, net					1,879	835
Valuation adjustment on mortgage servicing rights					(34)	198
Increase in deferred loan origination fees and costs, net					1,614	5,685
Provision for loan losses	0		800		300	1,450	$ 3,050
Stock-based compensation					292	283
Losses (gains) on sales/calls of available-for-sale securities	191		(4)		201	(42)
Amortization of operating lease right-of-use asset					503	511
Gains on sales of loans held-for-sale	(407)		(586)		(1,046)	(750)
Proceeds from sales of loans held-for-sale					44,091	36,088
Originations of loans held-for-sale					(36,926)	(33,056)
Changes in assets and liabilities:
Increase in interest receivable and other assets					(547)	(1,004)
Decrease in interest payable and other liabilities					(2,682)	(2,297)
Net cash provided by operating activities					14,506	13,765
Cash Flows From Investing Activities
Proceeds from calls or maturities of available-for-sale securities					10,190	21,700
Proceeds from sales of available-for-sale securities					19,447	10,344
Principal repayments on available-for-sale securities					43,134	29,691
Purchase of available-for-sale securities					(206,980)	(46,777)
Net decrease (increase) in certificates of deposit					3,920	(5,638)
Net decrease (increase) in loans					2,931	(218,356)
Net (increase) decrease in stock in Federal Home Loan Bank and other equity securities, at cost					(617)	94
Purchases of premises and equipment					(245)	(779)
Net cash used in investing activities					(128,220)	(209,721)
Cash Flows From Financing Activities
Net increase in deposits					185,065	299,571
Decrease in Federal Home Loan Bank advances					(5,000)
Increase in Federal Home Loan Bank advances						10,000
Cash dividends paid in lieu of fractional shares					(8)	(8)
Stock options exercised					0	4
Repurchases of common stock					(925)	0
Net cash provided by financing activities					179,132	309,567
Net increase in Cash and Cash Equivalents					65,418	113,611
Cash and Cash Equivalents, beginning of period		$ 267,177		$ 111,493	267,177	111,493	111,493
Cash and Cash Equivalents, end of period	$ 332,595		$ 225,104		332,595	225,104	$ 267,177
Cash paid during the period for:
Interest					452	912
Income taxes					2,670	2,450
Supplemental disclosures of non-cash investing and financing activities:
Stock dividend distributed					6,636	7,016
Unrealized holding (losses) gains on available for sale securities, net of taxes					(4,026)	6,308
Transfer of loans held-for-sale to loans held-for-investment					$ 1,765	$ 0