Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Interest income
Interest and fees on loans	$ 195,093	$ 193,226
Interest Income, Securities, Operating, Taxable	15,296	14,231
Nontaxable interest and dividends on securities	1	1
Interest on loans held for sale	92	104
Interest on federal funds sold and short-term investments	1,438	483
Total interest and dividend income	211,920	208,045
Interest expense
Interest on deposits	59,436	54,320
Interest on borrowings	6,979	16,286
Interest Expense, Operating, Total	66,415	70,606
Net interest income	145,505	137,439
Net interest income after provision for credit losses	130,505	132,439
Noninterest income
Deposit account fees	7,053	6,228
Interchange and ATM fees	4,622	4,452
Investment Banking, Advisory, Brokerage, and Underwriting Fees and Commissions	11,220	9,941
Mortgage banking income	741	796
Bank Owned Life Insurance Income	2,065	1,928
Gain Realized on Life Insurance Policies	0	(263)
Loan level derivative income	1,042	80
Other noninterest income	5,796	6,255
Total noninterest income	32,539	29,943
Noninterest expenses
Salaries and employee benefits	61,931	57,174
Occupancy and equipment expenses	13,859	13,467
Data processing & facilities management	2,642	2,483
Software Maintenance	5,027	4,094
Debit card expense	1,935	2,478
Amortization of Intangible Assets	1,344	1,563
Business Combination, Acquisition Related Costs	1,155	0
FDIC assessment	2,988	2,982
Other noninterest expenses	14,997	15,646
Total noninterest expenses	105,878	99,887
Income before income taxes	57,166	62,495
Current Federal, State and Local, Tax Expense (Benefit)	12,742	14,725
Net income	$ 44,424	$ 47,770
Basic earnings per share (in dollars per share)	$ 1.04	$ 1.12
Diluted earnings per share (in dollars per share)	$ 1.04	$ 1.12
Weighted average common shares (basic) (in shares)	42,550,274	42,553,714
Common shares equivalents (in shares)	22,353	12,876
Weighted average common shares (diluted) (in shares)	42,572,627	42,566,590
Common Stock, Dividends, Per Share, Cash Paid		$ 0.57
Cash dividends declared per common share (in dollars per share)	$ 0.59	$ 0.57
Provision for Loan and Lease Losses	$ 15,000	$ 5,000
Retained Earnings [Member]
Noninterest expenses
Net income	$ 44,424	$ 47,770