Consolidated Balance Sheets - USD ($) $ in Thousands		Jun. 30, 2020	Dec. 31, 2019
ASSETS
Loans		$ 15,305,097	$ 13,431,722
Allowance for credit losses on loans	[1]	(200,300)	(101,788)
Net loans		15,104,797	13,329,934
Loans held for sale		8,213	7,803
Securities:
Available for sale (amortized cost of $8,116,473 and $7,323,980, respectively)		8,483,624	7,447,362
Held to maturity, net of allowance for credit losses of $3,305 and $0, respectively (fair value of $1,153,833 and $1,082,345, respectively)		1,111,625	1,116,102
Trading securities		51,383	45,618
Other securities		154,206	108,420
Total securities		9,800,838	8,717,502
Federal funds sold and securities purchased under agreements to resell		1,347,643	1,578,345
Interest-bearing due from banks		1,714,478	1,225,491
Cash and due from banks		462,849	472,958
Premises and equipment, net		300,174	300,334
Accrued income		126,962	124,508
Goodwill		180,867	180,867
Other intangibles, net		24,181	27,597
Other assets		682,606	596,016
Total assets		29,753,608	26,561,355
Deposits:
Noninterest-bearing demand		8,633,603	6,944,465
Interest-bearing demand and savings		15,033,643	13,432,415
Time deposits under $250,000		546,089	611,587
Time deposits of $250,000 or more		246,069	614,777
Total deposits		24,459,404	21,603,244
Federal funds purchased and repurchase agreements		1,963,694	1,896,508
Short-term debt		15,000
Long-term debt		70,996	70,372
Accrued expenses and taxes		239,254	232,200
Other liabilities		227,865	152,591
Total liabilities		26,976,213	23,954,915
SHAREHOLDERS' EQUITY
Common stock, $1.00 par value; 80,000,000 shares authorized; 55,056,730 shares issued, 48,021,707 and 49,097,606 shares outstanding, respectively		55,057	55,057
Capital surplus		1,081,713	1,073,764
Retained earnings		1,692,289	1,672,438
Accumulated other comprehensive income, net		284,262	83,180
Treasury stock, 7,035,023 and 5,959,124 shares, at cost, respectively		(335,926)	(277,999)
Total shareholders' equity		2,777,395	2,606,440
Total liabilities and shareholders' equity		$ 29,753,608	$ 26,561,355

[1] As of December 31, 2019, this line represents the Allowance for loan losses. See further discussion of this change in Note 3, “New Accounting Pronouncements.”