CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 47,308	$ 43,078
Adjustments to reconcile net income to net cash provided by operations:
Provision for credit loss expense	5,639	5,189
Depreciation and amortization of premises and equipment, operating leases assets, core deposit intangible, and mortgage servicing rights	5,256	5,075
Accretion of securities, deferred loan fees and costs, net yield and credit mark on acquired loans, and unearned income	(2,246)	(1,251)
Net amortization of deferred costs on borrowings	227	101
Accretion of deferred PPP processing fees	(1,870)	(6,817)
Net realized gains on sales of available-for-sale securities	(651)	0
Net realized and unrealized (gains) losses on equity securities	1,433	(477)
Gain on sale of loans held for sale	(1,176)	(2,315)
Net losses on dispositions of premises and equipment and foreclosed assets	40	245
Proceeds from sale of loans receivable	25,435	67,739
Origination of loans held for sale	(30,838)	(69,311)
Income on bank owned life insurance	(1,895)	(1,548)
Gain on bank owned life insurance (death benefit proceeds in excess of cash surrender value)	(883)	(454)
Restricted stock compensation expense	1,013	1,124
Stock-based contribution expense	84	75
Increase in accrued interest receivable and other assets	(20,953)	(2,870)
Increase in accrued interest payable, lease liabilities, and other liabilities	12,359	1,070
NET CASH PROVIDED BY OPERATING ACTIVITIES	38,282	38,653
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from maturities, prepayments and calls of available-for-sale securities	59,673	124,140
Proceeds from sales of available-for-sale securities	22,164	0
Purchase of available-for-sale securities	(48,383)	(290,130)
Proceeds from maturities, prepayments and calls of held-to-maturity securities	20,235	0
Purchases of held-to-maturity securities	(213,853)	0
Purchase of equity securities	(302)	(292)
Proceeds from loans held for sale previously classified as portfolio loans	0	1,627
Net increase in loans receivable	(380,348)	(126,411)
Purchase of bank owned life insurance	(2,750)	(22,000)
Proceeds from death benefit of bank owned life insurance policies	3,273	1,390
Purchase of FHLB, other equity, and restricted equity interests	(647)	(1,241)
Purchase of premises and equipment	(8,278)	(5,358)
Proceeds from the sale of premises and equipment and foreclosed assets	47	591
NET CASH USED BY INVESTING ACTIVITIES	(549,169)	(317,684)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net increase (decrease) in checking, money market and savings accounts	(29,444)	451,405
Net decrease in certificates of deposit	(62,364)	(39,521)
Purchase of treasury stock	(1,671)	(161)
Cash dividends paid, common stock	(8,861)	(8,601)
Cash dividends paid, preferred stock	(3,226)	(3,226)
Proceeds from common stock offering, net of issuance costs	94,051	0
Proceeds from issuance of subordinated notes, net of issuance costs	0	83,491
NET CASH PROVIDED (USED) BY FINANCING ACTIVITIES	(11,515)	483,387
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(522,402)	204,356
CASH AND CASH EQUIVALENTS, Beginning	732,198	532,694
CASH AND CASH EQUIVALENTS, Ending	209,796	737,050
Cash paid during the period for:
Interest	13,878	15,296
Income taxes	12,743	9,846
SUPPLEMENTAL NONCASH DISCLOSURES:
Transfers to other real estate owned	520	1,450
Transfers from loans held for sale to loans held for investment	6,352	9,335
Transfers from loans held for investment to loans held for sale	0	2,484
Transfers from available-for-sale to held-to-maturity	220,757	0
Grant of restricted stock awards from treasury stock	986	1,285
Grant of performance based restricted stock awards from treasury stock	173	262
Restricted stock forfeiture	30	0
Contribution of stock from treasury stock	0	0
Lease liabilities arising from obtaining right-of-use assets	9,066	0
Treasury Stock
SUPPLEMENTAL NONCASH DISCLOSURES:
Contribution of stock from treasury stock	$ 44	$ 81