Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
ASSETS
Cash and due from banks	$ 259,049	$ 228,819
Interest-bearing deposits with banks	2,909,861	1,821,203
Federal funds sold	2,850	800
Debt securities held for investment (fair value: $2,383 and $2,978, respectively)	2,383	2,977
Debt securities available for sale	1,538,221	531,523
Loans held for sale	6,232	24,776
Loans held for investment (net of unearned interest)	6,943,563	6,169,442
Allowance for credit losses	(92,728)	(83,936)
Loans, net of allowance for credit losses	6,850,835	6,085,506
Premises and equipment, net	278,088	269,047
Other real estate owned	36,756	39,475
Intangible assets, net	19,983	17,566
Goodwill	182,055	149,922
Accrued interest receivable and other assets	301,550	233,998
Total assets	12,387,863	9,405,612
Deposits:
Noninterest-bearing	4,944,730	3,775,387
Interest-bearing	6,029,498	4,316,527
Total deposits	10,974,228	8,091,914
Short-term borrowings	300	0
Accrued interest payable and other liabilities	76,455	55,977
Subordinated debt	86,044	85,987
Total liabilities	11,137,027	8,233,878
Commitments and contingent liabilities (Note 19)
Stockholders' equity:
Common stock, $1.00 par, 40,000,000 shares authorized; shares issued and outstanding: 32,875,560 and 32,603,118, respectively	32,876	32,603
Capital surplus	169,231	159,914
Retained earnings	1,120,292	977,067
Accumulated other comprehensive (loss) income, net of income tax benefit/(expense) of $22,107 and $(684), respectively	(71,563)	2,150
Total stockholders' equity	1,250,836	1,171,734
Total liabilities and stockholders' equity	12,387,863	9,405,612
Senior Preferred Stock [Member]
Stockholders' equity:
Preferred stock, value
Cumulative Preferred Stock [Member]
Stockholders' equity:
Preferred stock, value