CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands		9 Months Ended
		Sep. 30, 2023	Sep. 30, 2022
Cash flows from operating activities:
Net income		$ 35,229	$ 55,108
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses		2,000	(2,100)
Depreciation of premises and equipment		3,006	2,554
Net amortization of premiums and discounts on securities and loans		1,033	2,485
Amortization of intangibles		635	648
Share-based compensation		1,569	2,589
Tax benefit (expense) from stock option exercises and other equity awards		0	71
Income from bank-owned life insurance	[1]	(2,754)	(1,900)
Net gains on loan sales, including changes in fair value		(3,446)	(6,164)
Proceeds from sales of loans, net		169,392	262,907
Loans originated for sale		(168,892)	(242,153)
(Increase) decrease in operating lease right-of-use assets		(726)	(1,096)
Increase (decrease) in operating lease liabilities		996	1,179
(Increase) decrease in other assets		(38,002)	(27,734)
Increase (decrease) in other liabilities		19,913	25,451
Net cash provided by (used in) operating activities		19,953	71,845
Cash flows from investing activities:
Purchases of mortgage-backed securities available for sale		(39,967)	(203,826)
Purchases of other debt securities available for sale		(20,221)	(10,747)
Maturities, calls and principal payments of mortgage-backed securities available for sale		55,088	97,495
Maturities, calls and principal payments of other debt securities available for sale		250	0
Net redemption (purchases) of Federal Home Loan Bank stock		(9,205)	(19,909)
Purchases of other equity investments, net		(375)	(375)
Net (increase) decrease in loans		(494,909)	(571,950)
Purchases of loans		(5,428)	(1,764)
Purchases of premises and equipment		(3,524)	(3,824)
Purchases of bank-owned life insurance		0	(7,000)
Proceeds from bank-owned life insurance		1,932	0
Equity investment in real estate limited partnership		(7,167)	(1,861)
Net cash provided by (used in) investing activities		(523,526)	(723,761)
Cash flows from financing activities:
Net increase (decrease) in deposits		396,601	89,806
Proceeds from Federal Home Loan Bank advances		2,895,000	1,946,112
Repayments of Federal Home Loan Bank advances		(2,755,000)	(1,391,112)
Purchases of treasury stock		(8,741)	(9,479)
Net proceeds from stock option exercises and issuance of other equity awards, net of awards surrendered		(637)	(723)
Cash dividends paid		(29,063)	(28,342)
Net cash provided by (used in) financing activities		498,160	606,262
Net increase (decrease) in cash and cash equivalents		(5,413)	(45,654)
Cash and cash equivalents at beginning of period		118,422	178,493
Cash and cash equivalents at end of period		113,009	132,839
Noncash Activities:
Loans charged off		157	122
Loans transferred to property acquired through foreclosure or repossession		683	0
Commitment for equity investment in real estate limited partnerships		3,967	8,360
Supplemental Disclosures:
Interest payments		107,270	15,677
Income tax payments		$ 6,826	$ 13,021

[1] As reported in the Unaudited Consolidated Statements of Income.