Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Interest Income
Interest and fees on loans	$ 97,103	$ 73,809	$ 249,082	$ 196,519
Interest on investment securities:
Taxable	2,575	2,233	6,302	6,742
Tax-exempt	3,072	2,399	8,377	6,490
Total interest on securities	5,647	4,632	14,679	13,232
Dividends on nonmarketable equity securities	358	266	1,391	1,015
Interest on deposits with the Federal Reserve Bank, other banks and Federal funds sold	454	144	811	394
Total interest income	103,562	78,851	265,963	211,160
Interest Expense
Interest on deposits	5,836	4,304	14,155	11,286
Interest on short-term borrowings	459	144	785	343
Interest on long-term borrowings	458	786	2,389	999
Total interest expense	6,753	5,234	17,329	12,628
Net Interest Income	96,809	73,617	248,634	198,532
Provision for loan losses	4,103	1,500	8,603	4,500
Net interest income after provision for loan losses	92,706	72,117	240,031	194,032
Noninterest Income
Service charges and fees on deposit accounts	7,665	6,722	19,722	19,083
Wealth management revenue	5,584	4,725	16,567	15,401
Other charges and fees for customer services	7,410	6,818	20,265	19,324
Mortgage banking revenue	4,439	1,436	7,439	4,527
Net gain on sale of investment securities	16	5	53	612
Other	2,656	509	4,040	1,217
Total noninterest income	27,770	20,215	68,086	60,164
Operating Expenses
Salaries, wages and employee benefits	40,565	33,985	107,582	94,949
Occupancy	5,462	4,781	15,881	13,593
Equipment and software	6,420	4,589	15,699	13,467
Merger and acquisition-related transaction expenses	37,470	900	43,118	5,719
Other	16,227	14,010	41,836	38,342
Total operating expenses	106,144	58,265	224,116	166,070
Income before income taxes	14,332	34,067	84,001	88,126
Income tax expense	3,600	9,600	24,300	26,800
Net Income	$ 10,732	$ 24,467	$ 59,701	$ 61,326
Net Income Per Common Share:
Basic (in dollars per share)	$ 0.22	$ 0.64	$ 1.43	$ 1.73
Diluted (in dollars per share)	0.21	0.64	1.40	1.72
Cash Dividends Declared Per Common Share (in dollars per share)	$ 0.27	$ 0.26	$ 0.79	$ 0.74