Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Interest income
Interest and fees on loans	$ 197,274	$ 179,759	$ 390,500	$ 350,685
Interest Income, Securities, Operating, Taxable	13,992	15,581	28,223	30,890
Nontaxable interest and dividends on securities	2	2	3	3
Interest on loans held for sale	199	39	303	73
Interest on federal funds sold and short-term investments	397	3,312	880	3,977
Total interest and dividend income	211,864	198,693	419,909	385,628
Interest expense
Interest on deposits	61,469	31,909	115,789	54,584
Interest on borrowings	12,469	14,238	28,755	19,500
Total interest expense	73,938	46,147	144,544	74,084
Net interest income	137,926	152,546	275,365	311,544
Provision for credit losses	4,250	5,000	9,250	12,250
Net interest income after provision for credit losses	133,676	147,546	266,115	299,294
Noninterest income
Deposit account fees	6,332	5,508	12,560	11,424
Interchange and ATM fees	4,753	4,478	9,205	8,662
Investment Banking, Advisory, Brokerage, and Underwriting Fees and Commissions	10,987	10,348	20,928	20,127
Mortgage banking income	1,320	670	2,116	978
Bank Owned Life Insurance Income	2,000	1,940	3,928	3,794
Gain Realized on Life Insurance Policies	0	(176)	(263)	(187)
Loan level derivative income	473	1,275	553	1,683
Other noninterest income	6,465	6,362	12,720	12,144
Total noninterest income	32,330	30,757	62,273	58,999
Noninterest expenses
Salaries and employee benefits	57,162	53,975	114,336	110,950
Occupancy and equipment expenses	12,472	12,385	25,939	25,207
Data processing & facilities management	2,405	2,530	4,888	5,057
Professional Fees	1,997	1,935	3,425	4,012
Advertising Expense	1,826	1,641	2,986	2,858
Software Maintenance	4,475	3,134	8,569	6,083
Debit card expense	1,602	2,217	4,080	4,388
Amortization of Intangible Assets	1,465	1,716	3,028	3,531
FDIC assessment	2,694	2,674	5,676	5,284
Other noninterest expenses	13,516	13,348	26,574	26,846
Total noninterest expenses	99,614	95,555	199,501	194,216
Income before income taxes	66,392	82,748	128,887	164,077
Current Federal, State and Local, Tax Expense (Benefit)	15,062	20,104	29,787	40,186
Net income	$ 51,330	$ 62,644	$ 99,100	$ 123,891
Basic earnings per share (in dollars per share)	$ 1.21	$ 1.42	$ 2.33	$ 2.78
Diluted earnings per share (in dollars per share)	$ 1.21	$ 1.42	$ 2.33	$ 2.78
Weighted average common shares (basic) (in shares)	42,468,658	44,129,152	42,511,186	44,564,209
Common shares equivalents (in shares)	4,308	7,573	8,592	13,568
Weighted average common shares (diluted) (in shares)	42,472,966	44,136,725	42,519,778	44,577,777
Retained Earnings [Member]
Noninterest expenses
Net income	$ 51,330	$ 62,644	$ 99,100	$ 123,891
Cash dividends declared per common share (in dollars per share)	$ 0.57	$ 0.55	$ 1.14	$ 1.10