Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Operating Activities
Net income	$ 36,991	$ 48,422
Items not requiring (providing) cash
Credit loss expense (recovery)	922	(1,146)
Depreciation and amortization	5,268	5,205
Share based compensation	1,703	1,156
Amortization of mortgage servicing rights	547	1,394
Impairment (recovery) of mortgage servicing rights	0	(2,594)
Premium amortization on securities, net	5,265	6,126
Loss on sale of investment securities	480	0
Gain on sale of mortgage loans	(1,790)	(4,528)
Proceeds from sales of loans	62,541	150,838
Loans originated for sale	(62,312)	(139,049)
Gain on cash value life insurance	(1,996)	(1,029)
Gain on sale of other real estate owned	(121)	(618)
Net change in:
Interest receivable	(2,242)	(2,859)
Interest payable	7,359	167
Other assets	(299)	(5,458)
Other liabilities	(8,202)	(578)
Net cash provided by operating activities	44,114	55,449
Investing Activities
Purchases of securities available for sale	(1,385)	(179,075)
Proceeds from sales of securities available for sale	88,194	0
Proceeds from maturities, calls and principal repayments of securities available for sale	15,170	45,183
Purchases of securities held to maturity	(9,605)	(413,782)
Proceeds from maturities, calls and principal repayments of securities held to maturity	45,334	30,122
Net change in interest earning time deposits	360	983
Purchase of FHLB stock	(7,832)	(2,435)
Redemption of FHLB stock	0	198
Purchase of loans	(62,489)	0
Net change in loans	(48,049)	(298,478)
Proceeds on the sale of OREO and repossessed assets	1,188	3,017
Premises and equipment expenditures	(5,277)	(3,224)
Proceeds from bank owned life insurance	0	3,554
Net cash used in investing activities	15,609	(813,937)
Financing Activities
Net change in deposits	(148,442)	42,594
Proceeds from borrowings	584,094	594,350
Repayment of borrowings	(378,790)	(360,763)
Net change in repurchase agreements	3,786	12,896
Net settlement of share awards	(723)	(1,696)
Exercise of stock options	0	94
Dividends paid on common stock	(14,167)	(13,647)
Net cash provided by financing activities	45,758	273,828
Net Change in Cash and Cash Equivalents	105,481	(484,660)
Cash and Cash Equivalents, Beginning of Period	123,505	593,508
Cash and Cash Equivalents, End of Period	228,986	108,848
Additional Supplemental Information
Interest paid	49,910	8,308
Income taxes paid	1,554	650
Transfer of loans to other real estate and repossessed assets	1,452	342
Transfer of available for sale securities to held to maturity securities	$ 0	$ 120,881