Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
ASSETS
Cash and due from banks	$ 535,234	$ 432,104
Interest-bearing bank deposits	759,747	109,961
Federal funds sold	447	268
Securities available for sale, at fair value (amortized cost of $4,698,304 and $4,637,610)	4,932,142	4,675,304
Securities held to maturity (fair value of $1,553,593 and $1,611,004)	1,449,661	1,568,009
Loans held for sale	364,416	55,864
Loans	22,628,377	21,212,755
Less: allowance for loan losses	(442,638)	(191,251)
Loans, net	22,185,739	21,021,504
Property and equipment, net of accumulated depreciation of $259,784 and $249,527	380,119	380,209
Right of use assets, net of accumulated amortization of $17,649 and $12,194	115,130	110,023
Prepaid expenses	43,634	40,178
Other real estate and foreclosed assets, net	18,724	30,405
Accrued interest receivable	122,605	92,037
Goodwill	855,453	855,453
Other intangible assets, net	96,293	106,807
Life insurance contracts	609,759	608,063
Funded pension assets, net	186,915	185,791
Other assets	559,382	328,777
Total assets	33,215,400	30,600,757
Deposits
Noninterest-bearing	11,759,085	8,775,632
Interest-bearing	15,563,183	15,027,943
Total deposits	27,322,268	23,803,575
Short-term borrowings	1,754,875	2,714,872
Long-term debt	386,269	233,462
Accrued interest payable	10,512	10,200
Lease liabilities	133,403	127,703
Deferred tax liability, net	27,095	37,721
Other liabilities	264,821	205,539
Total liabilities	29,899,243	27,133,072
Stockholders' equity:
Common stock	309,513	309,513
Capital surplus	1,747,640	1,736,664
Retained earnings	1,156,278	1,476,232
Accumulated other comprehensive income (loss), net	102,726	(54,724)
Total stockholders' equity	3,316,157	3,467,685
Total liabilities and stockholders' equity	$ 33,215,400	$ 30,600,757
Preferred shares authorized (par value of $20.00 per share)	50,000,000	50,000,000
Common shares authorized (par value of $3.33 per share)	350,000,000	350,000,000
Common shares issued	92,947,000	92,947,000
Common shares outstanding	86,342,000	87,515,000