Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
OPERATING ACTIVITIES:
Net income	$ 26,373,000	$ 16,299,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	500,000	6,000,000
Net amortization of purchase premiums and discounts on securities	180,000	183,000
Depreciation and amortization	1,125,000	1,295,000
PPP deferred fees and costs	368,000	3,888,000
Deferred income tax benefit	(2,300,000)	(2,292,000)
Net security gains	(47,000)	(322,000)
Stock compensation expense	1,189,000	1,059,000
Valuation writedowns on OREO	0	200,000
Gain on sale of mortgage loans, net	(4,953,000)	(3,590,000)
Gain on sale of SBA loans held for sale, net	(741,000)	(1,099,000)
Origination of mortgage loans sold	(245,933,000)	(191,667,000)
Origination of SBA loans held for sale	(15,221,000)	(4,154,000)
Proceeds from sale of mortgage loans, net	250,886,000	195,257,000
Proceeds from sale of SBA loans held for sale, net	6,466,000	13,517,000
BOLI income	(399,000)	(474,000)
Gain on sale of premises and equipment	4,000	0
Net change in other assets and liabilities	2,677,000	(1,287,000)
Net cash provided by operating activities	20,174,000	32,813,000
INVESTING ACTIVITIES
Purchases of securities held to maturity	(10,248,000)	0
Purchase of equity securities	(2,500,000)	0
Purchases of securities available for sale	(12,251,000)	(2,717,000)
Purchases of FHLB stock, at cost	(38,314,000)	(58,780,000)
Maturities and principal payments on securities held to maturity	5,094,000	0
Maturities and principal payments on debt securities available for sale	11,434,000	11,239,000
Proceeds from sales of debt securities available for sale	7,048,000	6,635,000
Proceeds from sales of equity securities	53,000	111,000
Proceeds from redemption of FHLB stock	44,505,000	60,570,000
Proceeds from sale of OREO	0	812,000
Net decrease (increase) in SBA PPP loans	35,998,000	(142,845,000)
Net increase in loans	(64,936,000)	(57,259,000)
Proceeds from BOLI	326,000	315,000
Proceeds from sale of premises and equipment	20,000	0
Purchases of premises and equipment	(1,105,000)	(435,000)
Net cash used in investing activities	(24,876,000)	(182,354,000)
FINANCING ACTIVITIES
Net increase in deposits	148,226,000	243,326,000
Proceeds from new borrowings	20,000,000	200,000,000
Repayments of borrowings	(160,000,000)	(243,000,000)
Proceeds from exercise of stock options	444,988	395,518
Fair market value of shares withheld to cover employee tax liability	(195,000)	(182,000)
Dividends on common stock	(2,608,000)	(2,485,000)
Purchase of treasury stock	(4,105,000)	(5,135,000)
Net cash provided by financing activities	1,763,000	192,920,000
(Decrease) increase in cash and cash equivalents	(2,939,000)	43,379,000
Cash and cash equivalents, beginning of period	219,311,000	158,016,000
Cash and cash equivalents, end of period	216,372,000	201,395,000
SUPPLEMENTAL DISCLOSURES
Interest paid	6,409,000	11,702,000
Income taxes paid	10,290,000	6,762,000
Noncash investing activities:
Establishment of lease liability and right-of-use asset	1,803,000	28,000
Transfer of SBA loans held for sale to held to maturity	0	1,193,000
Capitalization of servicing rights	$ 125,000	$ 575,000