Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
ASSETS
Cash and noninterest bearing balances due from banks	$ 175,547	$ 209,190
Interest bearing balances due from banks and federal funds sold	503,863	1,441,463
Cash and cash equivalents	679,410	1,650,653
Interest bearing balances due from banks - time	1,290	1,882
Investment securities:
Held-to-maturity, net of allowance for credit losses of $1,384 and $1,279 at September 30, 2022 and December 31, 2021, respectively	3,787,076	1,529,221
Available-for-sale, at estimated fair value (amortized cost of $4,484,131 and $7,130,861 at September 30, 2022 and December 31, 2021, respectively)	3,937,543	7,113,545
Total investments	7,724,619	8,642,766
Mortgage loans held for sale	12,759	36,356
Other loans held for sale	2,292	100
Loans	15,607,135	12,012,503
Allowance for credit losses on loans	(197,589)	(205,332)
Net loans	15,409,546	11,807,171
Premises and equipment	549,932	483,469
Foreclosed assets and other real estate owned	3,612	6,032
Interest receivable	86,637	72,990
Bank owned life insurance	488,364	445,305
Goodwill	1,309,000	1,146,007
Other intangible assets	133,059	106,235
Other assets	675,554	325,793
Total assets	27,076,074	24,724,759
Deposits:
Noninterest bearing transaction accounts	6,218,283	5,325,318
Interest bearing transaction accounts and savings deposits	12,103,994	11,588,770
Time deposits	3,826,415	2,452,460
Total deposits	22,148,692	19,366,548
Federal funds purchased and securities sold under agreements to repurchase	168,513	185,403
Other borrowings	964,772	1,337,973
Subordinated notes and debentures	365,951	384,131
Accrued interest and other liabilities	270,995	201,863
Total liabilities	23,918,923	21,475,918
Stockholders’ equity:
Common stock, Class A, $0.01 par value; 350,000,000 and 175,000,000 shares authorized at September 30, 2022 and December 31, 2021, respectively; 126,943,467 and 112,715,444 shares issued and outstanding at September 30, 2022 and December 31, 2021, respectively	1,269	1,127
Surplus	2,527,153	2,164,989
Undivided profits	1,196,459	1,093,270
Accumulated other comprehensive loss	(567,730)	(10,545)
Total stockholders’ equity	3,157,151	3,248,841
Total liabilities and stockholders’ equity	$ 27,076,074	$ 24,724,759