Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net Income	$ 21,009,000	$ 14,475,000	$ 15,512,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	1,125,000	3,175,000	1,500,000
Provision for loan losses	1,125,000	3,175,000	1,500,000
Change in deferred loan origination costs/fees, net	(3,193,000)	2,308,000	(684,000)
Stock-based compensation expense	223,000	255,000	224,000
Depreciation and amortization	1,673,000	1,424,000	1,391,000
Amortization of investment security premiums	1,134,000	1,066,000	802,000
Loss (gain) on sale of investment securities	209,000	0	(114,000)
Gain on sale of loans held for sale	(1,008,000)	(1,344,000)	(867,000)
Loans originated for sale	(43,487,000)	(22,285,000)	(20,416,000)
Proceeds from loan sales	15,799,000	28,994,000	19,457,000
Gain on sale of building	0	(218,000)	0
Provision from change in OREO valuation	37,000	0	40,000
Net loss (gain) on sale of OREO	2,000	(9,000)	(275,000)
Net loss (gain) on sale of other vehicles owned	1,000	7,000	(5,000)
Earnings on bank owned life insurance policies	(380,000)	(342,000)	(328,000)
Benefit for deferred income taxes	(1,303,000)	(1,067,000)	(166,000)
Increase in accrued interest receivable and other assets	(947,000)	(3,030,000)	(100,000)
Increase (decrease) in accrued interest payable and other liabilities	688,000	1,221,000	(494,000)
Net cash provided by operating activities	(8,418,000)	24,630,000	15,477,000
Cash flows from investing activities:
Proceeds from matured and called available-for-sale investment securities	500,000	500,000	200,000
Proceeds from sale of available-for-sale securities	19,981,000	0	19,668,000
Purchases of available-for-sale investment securities	(196,161,000)	(61,163,000)	(27,801,000)
Proceeds from principal repayments from available-for-sale government-guaranteed mortgage-backed securities	43,178,000	43,062,000	25,257,000
Net decrease (increase) in loans	30,468,000	(96,568,000)	(53,477,000)
Cash acquired in acquisition, net of consideration paid	23,631,000	0	0
Proceeds from sale of vehicles	324,000	458,000	636,000
Proceeds from sale of other real estate	137,000	369,000	698,000
Proceeds from sale of building	0	1,348,000	0
Purchases of FHLB stock	(231,000)	(150,000)	(490,000)
Purchase of FRB Stock	(706,000)	(651,000)	0
Purchases of premises and equipment	(931,000)	(1,606,000)	(1,397,000)
Net cash used in investing activities	(79,810,000)	(114,401,000)	(36,706,000)
Cash flows from financing activities:
Net increase in demand, interest-bearing and savings deposits	296,547,000	224,528,000	39,531,000
Net (decrease) increase in time deposits	(8,233,000)	2,122,000	(18,772,000)
Net increase (decrease) in securities sold under agreements to repurchase	3,405,000	(2,135,000)	2,955,000
Cash dividends paid on common stock	(3,081,000)	(1,866,000)	(2,373,000)
Proceeds from FHLB advances	0	10,000,000	0
Repayment of FHLB advances	(5,000,000)	(5,000,000)	0
Proceeds from exercise of stock options	265,000	89,000	144,000
Net cash provided by financing activities	283,903,000	227,738,000	21,485,000
Increase in cash and cash equivalents	195,675,000	137,967,000	256,000
Cash and cash equivalents at beginning of year	184,909,000	46,942,000	46,686,000
Cash and cash equivalents at end of year	380,584,000	184,909,000	46,942,000
Supplemental disclosure of cash flow information:
Interest expense	1,127,000	1,255,000	1,739,000
Income taxes	9,190,000	6,774,000	6,019,000
Assets acquired in acquisition plus goodwill recognized, net	204,960,000	0	0
Liabilities assumed in acquisition	181,565,000	0	0
Non-Cash Investing Activities:
Real estate acquired through foreclosure	258,000	56,000	0
Vehicles acquired through repossession	342,000	439,000	635,000
Common stock retired in connection with the exercise of stock options	$ 119,000	$ 46,000	$ 42,000