Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities
Net income	$ 41,332,000	$ 23,229,000
Adjustments to reconcile net income to net cash from operating activities
Depreciation and amortization	5,930,000	6,692,000
Provision for credit losses	2,600,000	600,000
Stock-based compensation expense	1,681,000	1,608,000
Stock grants to directors for retainer fee	317,000	347,000
Proceeds from sales of mortgage loans held for sale	70,280,000	135,521,000
Origination of mortgage loans held for sale	(76,088,000)	(127,413,000)
Net gain from sales of mortgage loans held for sale	(2,569,000)	(4,955,000)
Net gain from sales and valuation write-downs of foreclosed assets	0	(20,000)
Net loss from sales and write-downs of fixed assets	377,000	391,000
Earnings on bank owned life insurance	(802,000)	(1,072,000)
Net (gain) loss on instruments designated at fair value and related derivatives	106,000	(121,000)
Net change in:
Accrued interest receivable	(1,486,000)	(1,573,000)
Other assets	(1,338,000)	22,000
Accrued interest payable and other liabilities	(2,873,000)	16,741,000
Net cash from operating activities	37,467,000	49,997,000
Cash flows from investing activities
Loan originations and payments, net	(135,410,000)	(269,930,000)
Purchases of securities available for sale	(11,641,000)	(78,640,000)
Proceeds from maturities, calls and repayments of securities available for sale	10,198,000	11,641,000
Proceeds from sales of foreclosed assets	0	20,000
Purchases of Federal Home Loan Bank stock	(3,792,000)	0
Proceeds from Federal Home Loan Bank stock redemption	0	281,000
Proceeds from bank owned life insurance death benefits claim	0	628,000
Net purchases of premises and equipment and lease activity	(4,680,000)	(399,000)
Net cash for investing activities	(145,325,000)	(336,399,000)
Cash flows from financing activities
Net (decrease) increase in time deposits	227,531,000	(77,992,000)
Net decrease in all other deposits	(183,553,000)	(131,308,000)
Net increase in securities sold under agreements to repurchase	25,117,000	5,876,000
Maturities of Federal Home Loan Bank advances	(40,353,000)	(40,000,000)
Proceeds from Federal Home Loan Bank advances	200,000,000	28,263,000
Net proceeds from subordinated notes issuance	0	14,645,000
Proceeds from stock option exercises, net of cashless exercises	0	36,000
Employee stock purchase plan	23,000	21,000
Dividend reinvestment plan	449,000	435,000
Payment of cash dividends to common shareholders	(10,332,000)	(9,629,000)
Net cash (for) from financing activities	218,882,000	(209,653,000)
Net change in cash and cash equivalents	111,024,000	(496,055,000)
Cash and cash equivalents at beginning of period	96,772,000	975,160,000
Cash and cash equivalents at end of period	207,796,000	479,105,000
Supplemental disclosures of cash flows information
Interest	28,038,000	8,780,000
Federal income tax	13,850,000	5,200,000
Noncash financing and investing activities:
Transfers from premises and equipment to other assets	0	2,847,000
Transfers from bank premises to other real estate owned	600,000	0
Transfers from loans to foreclosed assets	$ 61,000	$ 0