Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Operating Activities
Net income	$ 74,627	$ 59,313	$ 73,612
Proceeds from sales of loans held for sale	351,391	317,173	131,014
Originations of loans held for sale	(332,289)	(316,125)	(135,937)
Items not requiring (providing) cash
Depreciation	9,555	10,007	9,557
Amortization	1,583	2,075	2,068
Compensation expense for stock option grants	1,225	1,153	922
Provision (credit) for credit losses	(6,700)	15,871	6,150
Provision for unfunded commitments	939	0	0
Net gain on loan sales	(9,463)	(8,089)	(2,607)
Net realized (gain) loss on available-for-sale securities	0	(78)	62
Loss (gain) on sale of premises and equipment	(1)	(37)	77
Loss (gain) on sale/write-down of other real estate and repossessions	(71)	840	316
Accretion of deferred income, premiums, discounts and other	(10,262)	(6,147)	(3,899)
Loss (gain) on derivative interest rate products	(312)	264	104
Deferred income taxes	3,712	(11,480)	1,074
Changes in:
Interest receivable	2,088	362	(82)
Prepaid expenses and other assets	3,257	(17,163)	(1,336)
Accrued expenses and other liabilities	(2,495)	(612)	2,725
Income taxes refundable/payable	(1,808)	(1,279)	2,599
Net cash provided by operating activities	84,976	46,048	86,419
Investing Activities
Net change in loans	448,599	(62,493)	(81,320)
Purchase of loans	(152,797)	(92,099)	(97,162)
Cash received for termination of interest rate derivative	0	45,864	0
Purchase of premises and equipment	(5,739)	(8,224)	(11,789)
Proceeds from sale of premises and equipment	586	781	204
Proceeds from sale of other real estate and repossessions	2,230	4,096	15,244
Capitalized costs on other real estate owned	0	(126)	(121)
Proceeds from sale of available-for-sale securities	0	19,236	53,695
Proceeds from maturities, calls and repayments of available-for-sale securities	72,149	76,248	34,769
Purchase of available-for-sale securities	(177,466)	(118,296)	(207,634)
Redemption (purchase) of Federal Home Loan Bank stock and other interest-earning assets	3,151	3,667	(1,035)
Net cash provided by (used in) investing activities	190,713	(131,346)	(295,149)
Financing Activities
Net increase (decrease) in certificates of deposit	(429,723)	(330,306)	129,748
Net increase in checking and savings deposits	464,921	887,114	105,400
Net increase (decrease) in shortterm borrowings and other interest-bearing liabilities	(26,737)	(146,632)	14,346
Advances from (to) borrowers for taxes and insurance	(1,389)	52	2,392
Proceeds from issuance of subordinated notes	0	73,513	0
Redemption of subordinated notes	(75,000)	0	0
Dividends paid	(18,800)	(33,426)	(29,052)
Purchase of the Company's common stock	(39,123)	(22,104)	(849)
Stock options exercised	3,700	661	4,158
Net cash provided by (used in) financing activities	(122,151)	428,872	226,143
Increase in Cash and Cash Equivalents	153,538	343,574	17,413
Cash and Cash Equivalents, Beginning of Year	563,729	220,155	202,742
Cash and Cash Equivalents, End of Year	$ 717,267	$ 563,729	$ 220,155