CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Interest Income
Interest and fees on loans	$ 296,934	$ 247,690	$ 585,211	$ 485,276
Interest and dividends on investment securities:
Taxable	22,489	22,222	45,365	43,545
Tax-exempt	4,356	5,639	9,160	11,360
Dividends	2,795	3,728	5,969	5,667
Interest on federal funds sold and other short-term investments	1,168	839	2,261	1,765
Total interest income	327,742	280,118	647,966	547,613
Interest on deposits:
Savings, NOW and money market	38,020	24,756	74,303	47,073
Time	40,331	16,635	78,502	31,251
Interest on short-term borrowings	14,860	10,913	27,409	16,645
Interest on long-term borrowings and junior subordinated debentures	14,297	17,062	28,870	34,294
Total interest expense	107,508	69,366	209,084	129,263
Net Interest Income	220,234	210,752	438,882	418,350
Provision for credit losses	2,100	7,142	10,100	18,090
Net Interest Income After Provision for Credit Losses	218,134	203,610	428,782	400,260
Non-Interest Income
Insurance commissions	2,649	4,026	5,174	7,847
Gains (losses) on securities transactions, net	11	(36)	(21)	(801)
Other-than-temporary impairment losses on securities	(2,928)	0	(2,928)	0
Portion recognized in other comprehensive income (before taxes)	0	0	0	0
Net impairment losses on securities recognized in earnings	(2,928)	0	(2,928)	0
Fees from loan servicing	2,367	2,045	4,797	4,268
Gains on sales of loans, net	3,930	7,642	8,506	14,395
(Losses) gains on sales of assets, net	(564)	(125)	77,156	(222)
Bank owned life insurance	2,205	2,652	4,092	4,415
Other	11,010	11,924	20,770	19,994
Total non-interest income	27,603	38,069	135,276	70,320
Non-Interest Expense
Salary and employee benefits expense	76,183	78,944	159,288	172,236
Net occupancy and equipment expense	29,700	26,901	57,586	54,825
FDIC insurance assessment	4,931	8,044	11,052	13,542
Amortization of other intangible assets	4,170	4,617	8,481	8,910
Professional and legal fees	4,145	5,337	9,416	22,384
Amortization of tax credit investments	4,863	4,470	12,036	9,744
Telecommunication expense	2,351	3,015	4,619	6,609
Other	15,394	18,588	27,054	35,418
Total non-interest expense	141,737	149,916	289,532	323,668
Income Before Income Taxes	104,000	91,763	274,526	146,912
Income tax expense	27,532	18,961	84,728	32,145
Net Income	76,468	72,802	189,798	114,767
Dividends on preferred stock	3,172	3,172	6,344	6,344
Net Income Available to Common Shareholders	$ 73,296	$ 69,630	$ 183,454	$ 108,423
Earnings Per Common Share:
Basic (usd per share)	$ 0.22	$ 0.21	$ 0.55	$ 0.33
Diluted (usd per share)	0.22	0.21	0.55	0.33
Cash Dividends Declared per Common Share (usd per share)	$ 0.11	$ 0.11	$ 0.22	$ 0.22
Weighted Average Number of Common Shares Outstanding:
Basic (in shares)	331,748,552	331,318,381	331,675,313	331,024,531
Diluted (in shares)	332,959,802	332,895,483	332,929,359	332,599,991
Trust and investment services
Non-Interest Income
Revenue from contracts with customer	$ 3,096	$ 3,262	$ 6,000	$ 6,492
Service charges on deposit accounts
Non-Interest Income
Revenue from contracts with customer	$ 5,827	$ 6,679	$ 11,730	$ 13,932