CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Interest Income
Interest and fees on loans and leases	$ 572,713	$ 541,285	$ 490,710
Interest and dividends on investments:
Taxable interest	54,261	47,634	26,331
Interest exempt from federal income taxes	363	419	457
Dividends	2,697	2,054	3,009
Interest on bank deposits	2,654	9,071	9,491
Total interest income	632,688	600,463	529,998
Interest Expense
Interest on deposits	190,072	191,032	112,406
Interest on short-term borrowings	3,494	20,439	21,747
Interest on subordinated debentures	7,357	8,532	9,794
Interest on other long-term debt	5,518	1,384	170
Interest Expense, Lessee, Assets under Capital Lease	160	184	205
Total interest expense	206,601	221,571	144,322
Net Interest Income	426,087	378,892	385,676
Provision for credit losses	32,966	29,170	4,160
Provision for credit losses - acquisition day 1 non-PCD	3,759	0	10,653
Net Interest Income after Provision for Credit Losses	389,362	349,722	370,863
Noninterest Income
Net securities losses	(4,348)	(5,446)	(103)
Equity Securities, FV-NI, Gain (Loss)	5,146	5,664	0
Trust income	12,907	11,821	10,516
Service charges on deposit accounts	22,774	22,518	21,437
Insurance and retail brokerage commissions	12,652	11,546	10,929
Income from bank owned life insurance	6,877	6,361	4,875
Gain on sale of mortgage loans	7,296	5,795	3,951
Gain on sale of other loans and assets	(6,888)	(9,111)	(6,744)
Card-related interchange income	15,611	21,887	28,640
Derivative, Gain (Loss) on Derivative, Net	(126)	(46)	14
Swap Fee Income	1,543	885	1,519
Other income	9,604	9,135	8,087
Total noninterest income	96,824	99,231	96,609
Noninterest Expense
Salaries and employee benefits	163,981	149,287	142,871
Net occupancy	20,714	19,783	19,221
Furniture and equipment	18,161	17,453	17,308
Data processing	16,359	15,582	15,010
Advertising and promotion	6,447	5,535	5,713
Pennsylvania shares tax	4,495	5,422	4,364
Intangible amortization	5,503	5,024	4,983
Other professional fees and services	6,892	5,533	5,919
FDIC insurance	6,117	5,973	6,260
Asset Impairment Charges	654	451	204
Litigation and operational losses	2,925	4,592	4,641
Amortization of Debt Issuance Costs	0	369	0
Merger and acquisition related	4,379	391	9,034
Other operating expenses	38,201	35,350	34,389
Total noninterest expense	294,828	270,745	269,917
Income before income taxes	191,358	178,208	197,555
Income tax provision	39,056	35,636	40,492
Net Income	$ 152,302	$ 142,572	$ 157,063
Average Shares Outstanding (in shares)	103,220,081	101,913,111	101,556,427
Average Shares Outstanding Assuming Dilution (in shares)	103,524,130	102,205,497	101,822,201
Per Share Data:
Basic Earnings Per Share (in dollars per share)	$ 1.48	$ 1.40	$ 1.55
Diluted Earnings Per Share (in dollars per share)	1.47	1.39	1.54
Cash Dividends Declared per Common Share (in dollars per share)	$ 0.535	$ 0.515	$ 0.495