Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Interest Income
Loans and leases, including fees	$ 221,091	$ 150,720	$ 389,720	$ 287,841
Securities:
Taxable	25,029	17,976	47,495	34,469
Tax-exempt	4,677	2,129	8,078	4,147
Dividends	76	9	85	14
Other	161	97	349	214
Total Interest Income	251,034	170,931	445,727	326,685
Interest Expense
Deposits	16,753	10,424	28,493	19,910
Short-term borrowings	10,959	2,559	17,633	4,920
Long-term borrowings	4,907	3,579	8,434	7,132
Total Interest Expense	32,619	16,562	54,560	31,962
Net Interest Income	218,415	154,369	391,167	294,723
Provision for credit losses	16,756	16,640	27,606	28,408
Net Interest Income After Provision for Credit Losses	201,659	137,729	363,561	266,315
Non-Interest Income
Service charges	33,389	25,804	58,196	46,938
Trust services	5,715	5,405	11,462	10,687
Insurance commissions and fees	4,347	4,105	9,488	9,026
Securities commissions and fees	3,887	3,622	7,510	6,996
Capital markets income	5,004	4,147	8,851	6,996
Mortgage banking operations	5,173	2,753	8,963	4,348
Bank owned life insurance	3,092	2,592	5,245	4,687
Net securities gains	493	226	3,118	297
Other	4,978	2,757	8,361	7,480
Total Non-Interest Income	66,078	51,411	121,194	97,455
Non-Interest Expense
Salaries and employee benefits	84,899	61,329	158,477	117,754
Net occupancy	14,060	10,193	25,409	19,459
Equipment	12,420	10,014	22,050	18,570
Amortization of intangibles	4,813	3,388	7,911	6,037
Outside services	13,483	9,825	26,526	19,128
FDIC insurance	9,376	5,103	14,763	9,071
Supplies	2,474	2,754	4,670	5,408
Bank shares and franchise taxes	2,742	2,913	5,722	5,530
Merger-related	1,354	10,551	54,078	35,491
Other	18,093	13,559	31,663	29,829
Total Non-Interest Expense	163,714	129,629	351,269	266,277
Income Before Income Taxes	104,023	59,511	133,486	97,493
Income taxes	29,617	18,211	36,101	30,061
Net Income	74,406	41,300	97,385	67,432
Preferred stock dividends	2,010	2,010	4,020	4,020
Net Income Available to Common Stockholders	$ 72,396	$ 39,290	$ 93,365	$ 63,412
Earnings per Common Share
Basic (in USD per share)	$ 0.22	$ 0.19	$ 0.33	$ 0.31
Diluted (in USD per share)	0.22	0.19	0.33	0.31
Cash Dividends per Common Share (in USD per share)	$ 0.12	$ 0.12	$ 0.24	$ 0.24