Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities
Net income	$ 10,388	$ 19,950
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation of premises and equipment	1,118	1,152
Net amortization of premiums on securities	656	641
Net accretion of discounts on loans	(2,301)	(3,083)
Net accretion of deferred loan costs (fees)	(1,988)	(327)
Amortization of servicing assets	1,385	1,875
Provision for loan losses	11,077	207
Deferred tax benefit	(3,005)	(967)
Stock-based compensation	592	503
Gain on sale of loans	(3,044)	(4,551)
Originations of loans held-for-sale	(100,507)	(75,023)
Proceeds from sales of and principal collected on loans held-for-sale	75,389	84,943
Change in accrued interest receivable and other assets	(4,911)	840
Change in accrued interest payable and other liabilities	(3,944)	(326)
Net cash provided by (used in) operating activities	(19,095)	25,834
Cash flows from investing activities
Purchase of securities available-for-sale	(36,640)	(6,247)
Proceeds from maturities, calls, and paydowns of securities available-for-sale	26,245	21,365
Purchase of securities held-to-maturity	0	(2,150)
Proceeds from maturities and paydowns of securities held-to-maturity	1,309	2,192
Proceeds from sale of loans held-for-sale previously classified as held-for-investment	664	826
Net change in loans held-for-investment	(129,337)	(50,280)
Purchase of loans held-for-investment	0	(893)
Purchase of Federal Home Loan Bank stock	(102)	(912)
Proceeds from sale of other real estate owned	2,490	321
Purchases of premises and equipment	(1,714)	(575)
Net cash used in investing activities	(137,085)	(36,353)
Cash flows from financing activities
Net change in deposits	167,800	(11,491)
Proceeds from long-term Federal Home Loan Bank advances	140,000	0
Repayment of long-term Federal Home Loan Bank advances	(30,000)	(10,000)
Stock options exercised	636	459
Repurchase of common stock	(6,487)	(6,104)
Cash dividends paid on common stock	(4,615)	(2,706)
Net cash provided by (used in) financing activities	267,334	(29,842)
Net increase (decrease) in cash and cash equivalents	111,154	(40,361)
Cash and cash equivalents at beginning of period	146,228	162,273
Cash and cash equivalents at end of period	257,382	121,912
Supplemental disclosures of cash flow information:
Interest paid	14,849	19,018
Income taxes paid	6,621	9,410
Supplemental disclosures of non-cash investment activities:
Loans transferred to loans held-for-sale	1,355	824
Loans transferred to other real estate owned	2,544	50
Reclassification of securities held-to-maturity to securities available-for-sale	18,777	0
Right of use assets obtained in exchange for lease obligations	$ 105	$ 1,616