Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Interest Income
Loans	$ 112,365	$ 78,455
Investment securities	10,484	8,558
Other short-term investments	850	535
Total interest income	123,699	87,548
Interest Expense
Deposits	3,209	2,385
Borrowed funds	2,194	1,316
Senior and subordinated debt	3,099	3,133
Total interest expense	8,502	6,834
Net interest income	115,197	80,714
Provision for loan losses	4,918	7,593
Net interest income after provision for loan losses	110,279	73,121
Noninterest Income
Service charges on deposit accounts	11,365	9,473
Wealth management fees	9,660	7,559
Card-based fees	8,116	6,718
Mortgage banking income	1,888	1,368
Capital market products income	1,376	3,215
Other service charges, commissions, and fees	5,442	5,261
Net securities gains	0	887
Other income	2,104	1,445
Total noninterest income	39,951	35,926
Noninterest Expense
Salaries and employee benefits	55,772	44,594
Net occupancy and equipment expense	12,325	9,697
Professional services	8,463	5,920
Technology and related costs	4,433	3,701
Net OREO expense	1,700	664
Other expenses	15,384	12,993
Acquisition and integration related expenses	18,565	5,020
Total noninterest expense	116,642	82,589
Income before income tax expense	33,588	26,458
Income tax expense	10,733	8,496
Net income	$ 22,855	$ 17,962
Per Common Share Data
Basic earnings per common share (in Dollars per share)	$ 0.23	$ 0.23
Diluted earnings per common share (in Dollars per share)	0.23	0.23
Dividends declared per common share (in dollars per share)	$ 0.09	$ 0.09
Weighted-average common shares outstanding (in Shares)	100,411	77,980
Weighted-average diluted common shares outstanding (in Shares)	100,432	77,992