CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
OPERATING ACTIVITIES
Net income		$ 134,230	$ 131,265	$ 144,781
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses		7,422	133	17,892
Net depreciation, amortization and accretion		10,445	10,865	7,520
Net (accretion) amortization of discounts and premiums on securities		(3,338)	2,837	4,666
Stock-based compensation expense		5,344	4,622	3,874
Loss on sale of securities		2,295	7,938	0
Deferred income taxes		175	(296)	601
(Gain) loss on sale of fixed assets		(31)	196	(100)
Gain on sale of loans, net		(107)	(69)	(81)
Loss (gain) on sale and fair value adjustments of other real estate owned, net		4	58	(3,898)
Proceeds from the sale of mortgage loans		3,907	4,552	3,839
Mortgage loans originated for sale		(4,810)	(4,330)	(3,895)
Net change in:
Net (increase) decrease in interest receivable		(226)	2,703	(7,094)
Net (decrease) increase in interest payable		(5,285)	4,998	17,763
Net decrease (increase) in other assets		35,193	(1,732)	14,311
Net (decrease) increase in other liabilities		(51,602)	9,627	(28,430)
Net Cash Provided by Operating Activities		133,616	173,367	171,749
INVESTING ACTIVITIES
Purchases of securities		(142,389)	(313,552)	(99,583)
Proceeds from maturities, prepayments and calls of securities		133,387	159,606	147,710
Proceeds from sales of securities		47,038	136,401	0
(Purchases) redemptions of Federal Home Loan Bank stock		(799)	9,851	(2,047)
Net increase in loans		(360,472)	(106,239)	(492,795)
Proceeds from sale of portfolio loans		17,486	8,923	11,641
Proceeds from sale of other real estate owned		42	131	7,051
Purchases of premises and equipment, net of proceeds from sales		(4,768)	(2,936)	(5,509)
Proceeds from life insurance settlement		1,739	1,003	1,696
Net payments from cash flow hedge		(6,064)	(11,480)	(12,383)
Net Cash Used in Investing Activities		(314,800)	(118,292)	(444,219)
FINANCING ACTIVITIES
Net increase (decrease) in demand, money market and savings deposits		93,885	(23,963)	(345,260)
Net increase in certificates of deposit		81,829	285,321	647,111
Net increase (decrease) in short-term borrowings		15,000	(265,000)	45,000
Proceeds from long-term borrowings		0	50,000	25,000
Repayments on long-term borrowings		(81)	(38,381)	(5,464)
Repurchase of shares for taxes on restricted stock		(1,672)	(870)	(798)
Cash dividends paid to common shareholders		(52,887)	(50,974)	(49,708)
Repurchase of common stock		(36,274)	0	(19,808)
Net Cash Provided by (Used in) Financing Activities		99,800	(43,867)	296,073
Net (decrease) increase in cash and due from banks		(81,384)	11,208	23,603
Cash and due from banks at beginning of period		244,820	233,612	210,009
Cash and Due From Banks at End of Period		163,436	244,820	233,612
Supplemental Disclosures
Right of use assets obtained in exchange for lease obligations		2,400	604	2,009
Cash paid for interest		171,679	176,068	111,303
Cash paid for federal income taxes, net of refunds		25,050	29,730	36,886
Cash paid for state income taxes, net of refunds(1)	[1]	1,235	0	0
Transfers of loans to other real estate owned		$ 95	$ 122	$ 163

[1] (1)ASU 2023-09 was adopted on January 1, 2025 requiring cash paid for taxes, net of refunds to be shown separately for federal and state. This ASU was adopted on a prospective basis, therefore prior period amounts have not been adjusted. Cash paid for state taxes, net of refunds is included with cash paid for federal taxes, net of refunds for 2024 and 2023.