CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Interest Income
Interest and fees on loans	$ 321,883	$ 296,934	$ 654,951	$ 585,211
Interest and dividends on investment securities:
Taxable	19,447	22,489	41,380	45,365
Tax-exempt	3,692	4,356	7,618	9,160
Dividends	3,092	2,795	6,493	5,969
Interest on federal funds sold and other short-term investments	411	1,168	1,876	2,261
Total interest income	348,525	327,742	712,318	647,966
Interest on deposits:
Savings, NOW and money market	16,627	38,020	51,140	74,303
Time	29,857	40,331	72,671	78,502
Interest on short-term borrowings	1,980	14,860	6,687	27,409
Interest on long-term borrowings and junior subordinated debentures	17,502	14,297	33,922	28,870
Total interest expense	65,966	107,508	164,420	209,084
Net Interest Income	282,559	220,234	547,898	438,882
Provision for credit losses for held to maturity securities	41	0	800	0
Provision for credit losses for loans	41,115	2,100	75,039	10,100
Net Interest Income After Provision for Credit Losses	241,403	218,134	472,059	428,782
Non-Interest Income
Insurance commissions	1,659	2,649	3,610	5,174
(Losses) gains on securities transactions, net	(41)	11	(81)	(21)
Other-than-temporary impairment losses on securities	0	(2,928)	0	(2,928)
Portion recognized in other comprehensive income (before taxes)	0	0	0	0
Net impairment losses on securities recognized in earnings	0	(2,928)	0	(2,928)
Fees from loan servicing	2,227	2,367	4,975	4,797
Gains on sales of loans, net	8,337	3,930	12,887	8,506
(Losses) gains on sales of assets, net	(299)	(564)	(178)	77,156
Bank owned life insurance	5,823	2,205	8,965	4,092
Other	20,741	11,010	40,573	20,770
Total non-interest income	44,830	27,603	86,227	135,276
Non-Interest Expense
Salary and employee benefits expense	78,532	76,183	164,260	159,288
Net occupancy and equipment expense	33,217	29,700	65,658	57,586
FDIC insurance assessment	6,135	4,931	10,011	11,052
Amortization of other intangible assets	6,681	4,170	12,151	8,481
Professional and legal fees	7,797	4,145	13,884	9,416
Amortization of tax credit investments	3,416	4,863	6,644	12,036
Telecommunication expense	2,866	2,351	5,153	4,619
Other	18,522	15,394	35,061	27,054
Total non-interest expense	157,166	141,737	312,822	289,532
Income Before Income Taxes	129,067	104,000	245,464	274,526
Income tax expense	33,466	27,532	62,595	84,728
Net Income	95,601	76,468	182,869	189,798
Dividends on preferred stock	3,172	3,172	6,344	6,344
Net Income Available to Common Shareholders	$ 92,429	$ 73,296	$ 176,525	$ 183,454
Earnings Per Common Share:
Basic (usd per share)	$ 0.23	$ 0.22	$ 0.44	$ 0.55
Diluted (usd per share)	0.23	0.22	0.44	0.55
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)	403,790,242	331,748,552	403,654,665	331,675,313
Diluted (in shares)	404,631,845	332,959,802	405,043,183	332,929,359
Trust and investment services
Non-Interest Income
Revenue from contracts with customer	$ 2,826	$ 3,096	$ 6,239	$ 6,000
Service charges on deposit accounts
Non-Interest Income
Revenue from contracts with customer	$ 3,557	$ 5,827	$ 9,237	$ 11,730