Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
ASSETS
Loans	$ 22,483,542	$ 21,031,189
Allowance for credit losses on loans	(222,161)	(191,836)
Net loans	22,261,381	20,839,353
Loans held for sale	3,819	1,978
Securities:
Available for sale (amortized cost of $7,434,480 and $7,777,950, respectively)	6,668,615	7,006,347
Held to maturity, net of allowance for credit losses of $2,828 and $2,407, respectively (fair value of $5,234,236 and $5,280,659, respectively)	5,807,763	5,859,192
Trading securities	28,887	17,980
Other securities	428,149	349,758
Total securities	12,933,414	13,233,277
Federal funds sold and securities purchased under agreements to resell	319,838	958,597
Interest-bearing due from banks	3,369,911	1,179,105
Cash and due from banks	431,527	500,682
Premises and equipment, net	255,127	263,649
Accrued income	190,387	189,231
Goodwill	207,385	207,385
Other intangibles, net	75,184	78,724
Other assets	1,195,069	1,060,480
Total assets	41,243,042	38,512,461
Deposits:
Noninterest-bearing demand	12,142,906	13,260,363
Interest-bearing demand and savings	18,184,063	18,461,632
Time deposits under $250,000	2,665,166	379,087
Time deposits of $250,000 or more	528,326	538,051
Total deposits	33,520,461	32,639,133
Federal funds purchased and repurchase agreements	2,050,583	2,222,167
Short-term debt	1,800,000
Long-term debt	382,280	381,311
Accrued expenses and taxes	256,845	239,624
Other liabilities	401,245	363,133
Total liabilities	38,411,414	35,845,368
SHAREHOLDERS' EQUITY
Common stock, $1.00 par value; 80,000,000 shares authorized; 55,056,730 shares issued, 48,517,750 and 48,319,404 shares outstanding, respectively	55,057	55,057
Capital surplus	1,124,977	1,125,949
Retained earnings	2,681,448	2,536,086
Accumulated other comprehensive loss, net	(685,831)	(702,735)
Treasury stock, 6,538,980 and 6,737,326 shares, at cost, respectively	(344,023)	(347,264)
Total shareholders' equity	2,831,628	2,667,093
Total liabilities and shareholders' equity	$ 41,243,042	$ 38,512,461