CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Interest Income
Interest and fees on loans	$ 247,690	$ 181,720	$ 485,276	$ 356,073
Interest and dividends on investment securities:
Taxable	22,222	18,928	43,545	36,517
Tax-exempt	5,639	3,943	11,360	7,974
Dividends	3,728	2,137	5,667	4,288
Interest on federal funds sold and other short-term investments	839	279	1,765	610
Total interest income	280,118	207,007	547,613	405,462
Interest on deposits:
Savings, NOW and money market	24,756	12,714	47,073	22,897
Time	16,635	10,166	31,251	19,719
Interest on short-term borrowings	10,913	5,516	16,645	9,417
Interest on long-term borrowings and junior subordinated debentures	17,062	13,791	34,294	26,741
Total interest expense	69,366	42,187	129,263	78,774
Net Interest Income	210,752	164,820	418,350	326,688
Provision for credit losses	7,142	3,632	18,090	6,102
Net Interest Income After Provision for Credit Losses	203,610	161,188	400,260	320,586
Non-Interest Income
Trust and investment services	3,262	2,800	6,492	5,544
Insurance commissions	4,026	4,358	7,847	9,419
Service charges on deposit accounts	6,679	5,342	13,932	10,578
(Losses) gains on securities transactions, net	(36)	22	(801)	(1)
Fees from loan servicing	2,045	1,831	4,268	3,646
Gains on sales of loans, net	7,642	4,791	14,395	8,919
Bank owned life insurance	2,652	1,701	4,415	4,164
Other	11,799	7,985	19,772	12,281
Total non-interest income	38,069	28,830	70,320	54,550
Non-Interest Expense
Salary and employee benefits expense	78,944	63,564	172,236	129,491
Net occupancy and equipment expense	26,901	22,609	54,825	45,644
FDIC insurance assessment	8,044	4,928	13,542	10,055
Amortization of other intangible assets	4,617	2,562	8,910	5,098
Professional and legal fees	5,337	4,302	22,384	8,997
Amortization of tax credit investments	4,470	7,732	9,744	13,056
Telecommunication expense	3,015	2,707	6,609	5,366
Other	18,588	10,835	35,418	22,484
Total non-interest expense	149,916	119,239	323,668	240,191
Income Before Income Taxes	91,763	70,779	146,912	134,945
Income tax expense	18,961	20,714	32,145	38,785
Net Income	72,802	50,065	114,767	96,160
Dividends on preferred stock	3,172	1,797	6,344	3,594
Net Income Available to Common Shareholders	$ 69,630	$ 48,268	$ 108,423	$ 92,566
Earnings Per Common Share:
Basic (usd per share)	$ 0.21	$ 0.18	$ 0.33	$ 0.35
Diluted (usd per share)	0.21	0.18	0.33	0.35
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)	331,318,381	263,958,292	331,024,531	263,878,103
Diluted (in shares)	332,895,483	264,778,242	332,599,991	264,662,863