Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
ASSETS
Cash and due from banks	$ 225,462	$ 259,049
Interest-bearing deposits with banks	2,172,001	2,909,861
Federal funds sold	1,316	2,850
Debt securities held for investment (fair value: $1,190 and $2,383, respectively)	1,190	2,383
Debt securities available for sale at fair value	1,553,905	1,538,221
Loans held for sale	3,489	6,232
Loans held for investment (net of unearned interest)	7,656,645	6,943,563
Allowance for credit losses	(96,800)	(92,728)
Loans, net of allowance for credit losses	7,559,845	6,850,835
Premises and equipment, net	278,594	278,088
Other real estate owned	33,718	36,756
Intangible assets, net	16,704	19,983
Goodwill	182,263	182,055
Accrued interest receivable and other assets	343,555	301,550
Total assets	12,372,042	12,387,863
Deposits:
Noninterest-bearing	3,982,226	4,944,730
Interest-bearing	6,717,896	6,029,498
Total deposits	10,700,122	10,974,228
Short-term borrowings	3,351	300
Accrued interest payable and other liabilities	148,577	76,455
Subordinated debt	86,101	86,044
Total liabilities	10,938,151	11,137,027
Commitments and contingent liabilities (Note 19)
Stockholders' equity:
Common stock, $1.00 par, 40,000,000 shares authorized; shares issued and outstanding: 32,933,018 and 32,875,560, respectively	32,933	32,876
Capital surplus	174,695	169,231
Retained earnings	1,276,305	1,120,292
Accumulated other comprehensive loss, net of income tax benefit of $15,473 and $22,107, respectively	(50,042)	(71,563)
Total stockholders' equity	1,433,891	1,250,836
Total liabilities and stockholders' equity	$ 12,372,042	$ 12,387,863