Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Interest Income
Interest and fees on loans	$ 77,578	$ 64,613	$ 151,979	$ 122,710
Interest on investment securities:
Taxable	1,798	2,202	3,727	4,509
Tax-exempt	2,640	2,185	5,305	4,091
Dividends on nonmarketable equity securities	777	551	1,033	749
Interest on deposits with the Federal Reserve Bank and other banks	144	128	357	250
Total interest income	82,937	69,679	162,401	132,309
Interest Expense
Interest on deposits	4,260	3,630	8,319	6,982
Interest on short-term borrowings	226	101	326	199
Interest Expense, Other	956	213	1,931	213
Total interest expense	5,442	3,944	10,576	7,394
Net Interest Income	77,495	65,735	151,825	124,915
Provision for loan losses	3,000	1,500	4,500	3,000
Net interest income after provision for loan losses	74,495	64,235	147,325	121,915
Noninterest Income
Service charges and fees on deposit accounts	6,337	6,445	12,057	12,361
Wealth management revenue	5,782	5,605	10,983	10,676
Other charges and fees for customer services	6,463	6,516	12,855	12,506
Mortgage banking revenue	1,595	1,688	3,000	3,091
Gain on sale of investment securities	18	28	37	607
Other	702	392	1,384	708
Total noninterest income	20,897	20,674	40,316	39,949
Operating Expenses
Salaries, wages and employee benefits	33,127	31,711	67,017	60,964
Occupancy	5,514	4,386	10,419	8,812
Equipment and software	4,875	4,480	9,279	8,878
Acquisition-related expenses	3,054	3,457	5,648	4,819
Other	12,515	12,751	25,609	24,332
Total operating expenses	59,085	56,785	117,972	107,805
Income before income taxes	36,307	28,124	69,669	54,059
Federal income tax expense	10,600	9,100	20,700	17,200
Net Income	$ 25,707	$ 19,024	$ 48,969	$ 36,859
Net Income Per Common Share:
Basic (in dollars per share)	$ 0.67	$ 0.54	$ 1.28	$ 1.08
Diluted (in dollars per share)	0.67	0.54	1.27	1.08
Cash Dividends Declared Per Common Share (dollars per share)	$ 0.26	$ 0.24	$ 0.52	$ 0.48