Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
OPERATING ACTIVITIES:
Net income	$ 8,496,000	$ 5,368,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	500,000	1,500,000
Net amortization of purchase premiums and discounts on securities	62,000	59,000
Depreciation and amortization	469,000	317,000
PPP deferred fees and costs	1,937,000	0
Deferred income tax benefit	(191,000)	(347,000)
Net security gains	(43,000)	(301,000)
Stock compensation expense	374,000	365,000
Valuation writedowns on OREO	0	200,000
Gain on sale of mortgage loans, net	(2,001,000)	(622,000)
Gain on sale of SBA loans held for sale, net	(245,000)	(473,000)
Origination of mortgage loans sold	(101,869,000)	(38,562,000)
Origination of SBA loans held for sale	(1,312,000)	(2,595,000)
Proceeds from sale of mortgage loans, net	103,870,000	39,184,000
Proceeds from sale of SBA loans held for sale, net	2,416,000	5,850,000
BOLI income	(129,000)	(173,000)
Net change in other assets and liabilities	(685,000)	1,714,000
Net cash provided by operating activities	11,649,000	11,484,000
INVESTING ACTIVITIES
Purchases of FHLB stock, at cost	(16,450,000)	(22,275,000)
Maturities and principal payments on debt securities available for sale	6,305,000	2,198,000
Proceeds from sales of debt securities available for sale	7,048,000	6,029,000
Proceeds from sales of equity securities	0	111,000
Proceeds from redemption of FHLB stock	17,775,000	27,405,000
Net increase in SBA PPP loans	(52,492,000)	0
Net decrease (increase) in loans	8,364,000	(17,277,000)
Proceeds from BOLI	107,000	117,000
Purchases of premises and equipment	(224,000)	(166,000)
Net cash used in investing activities	(29,567,000)	(3,858,000)
FINANCING ACTIVITIES
Net increase in deposits	70,434,000	128,504,000
Proceeds from new borrowings	130,000,000	109,000,000
Repayments of borrowings	(160,000,000)	(223,000,000)
Proceeds from exercise of stock options	80,113	34,265
Fair market value of shares withheld to cover employee tax liability	(177,000)	(172,000)
Dividends on common stock	(804,000)	(841,000)
Purchase of treasury stock	(1,349,000)	(172,000)
Net cash provided by financing activities	38,184,000	13,353,000
Increase in cash and cash equivalents	20,266,000	20,979,000
Cash and cash equivalents, beginning of period	219,311,000	158,016,000
Cash and cash equivalents, end of period	239,577,000	178,995,000
SUPPLEMENTAL DISCLOSURES
Interest paid	2,550,000	4,559,000
Income taxes paid	3,320,000	1,782,000
Noncash investing activities:
Transfer of SBA loans held for sale to held to maturity	0	1,024,000
Capitalization of servicing rights	$ 19,000	$ 486,000