Consolidated Statements of Earnings (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
INTEREST INCOME:
Interest and fees on loans	$ 130,981,000	$ 117,091,000
Interest on investment securities:
Taxable	25,034,000	19,952,000
Exempt from federal income tax	7,831,000	7,737,000
Interest on federal funds sold and interest-bearing demand deposits in banks	3,264,000	4,715,000
Total interest income	167,110,000	149,495,000
INTEREST EXPENSE:
Interest on deposits	47,549,000	45,251,000
Interest on repurchase agreements and borrowings	772,000	4,002,000
Total interest expense	48,321,000	49,253,000
Net interest income	118,789,000	100,242,000
Provision for credit losses	3,528,000	808,000
Net interest income after provision for credit losses	115,261,000	99,434,000
NONINTEREST INCOME:
Trust fees	12,653,000	11,379,000
Service charges on deposit accounts	6,177,000	6,246,000
Debit card fees	4,967,000	4,891,000
Credit card fees	577,000	631,000
Gain on sale and fees on mortgage loans	2,832,000	3,128,000
Net gain on sale of available-for-sale securities	(0)	0
Net gain (loss) on sale of foreclosed assets	(35,000)	(0)
Net gain on sale of other assets	0	0
Loan recoveries	574,000	555,000
Other noninterest income	2,485,000	2,553,000
Total noninterest income	30,230,000	29,383,000
NONINTEREST EXPENSE:
Salaries, commissions and employee benefits	42,142,000	36,683,000
Net occupancy expense	3,720,000	3,470,000
Equipment expense	2,321,000	2,237,000
FDIC insurance premiums	1,575,000	1,965,000
Debit card expense	3,373,000	3,058,000
Professional and service fees	2,650,000	2,396,000
Printing, stationery and supplies	482,000	447,000
Operational and other losses	540,000	1,154,000
Software amortization and expense	3,732,000	3,005,000
Amortization of intangible assets	95,000	157,000
Other noninterest expense	9,705,000	9,368,000
Total noninterest expense	70,335,000	63,940,000
EARNINGS BEFORE INCOME TAXES	75,156,000	64,877,000
INCOME TAX EXPENSE	13,810,000	11,480,000
NET EARNINGS	$ 61,346,000	$ 53,397,000
NET EARNINGS PER SHARE, BASIC	$ 0.43	$ 0.37
NET EARNINGS PER SHARE, DILUTED	0.43	0.37
DIVIDENDS PER SHARE	$ 0.18	$ 0.18