Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Interest Income
Interest and fees on loans	$ 75,896	$ 67,211	$ 148,367	$ 132,133
Interest and dividends on investment securities	2,827	2,356	5,660	4,944
Interest on balances with other banks and short-term investments	610	196	1,093	480
Interest on federal funds sold	11	9	18	22
Total interest income	79,344	69,772	155,138	137,579
Interest Expense
Interest on deposits	6,403	4,530	12,233	8,673
Interest on customer repurchase agreements	40	39	78	76
Interest on short-term borrowings	224	344	277	344
Interest on long-term borrowings	2,979	1,037	5,958	2,074
Total interest expense	9,646	5,950	18,546	11,167
Net Interest Income	69,698	63,822	136,592	126,412
Provision for Credit Losses	1,566	3,888	2,963	6,931
Net Interest Income After Provision For Credit Losses	68,132	59,934	133,629	119,481
Noninterest Income
Service charges on deposits	1,543	1,424	3,015	2,872
Gain on sale of loans	2,519	3,992	4,567	5,455
Gain on sale of investment securities	26	498	531	1,122
Increase in the cash surrender value of bank owned life insurance	372	390	739	780
Other income	2,563	1,271	4,241	3,636
Total noninterest income	7,023	7,575	13,093	13,865
Noninterest Expense
Salaries and employee benefits	16,869	15,908	33,546	32,027
Premises and equipment expenses	3,920	3,807	7,767	7,633
Marketing and advertising	1,247	920	2,141	1,694
Data processing	1,997	1,823	4,038	3,837
Legal, accounting and professional fees	1,297	1,011	2,299	2,074
FDIC insurance	590	755	1,134	1,564
Other expenses	4,081	4,071	8,308	7,568
Total noninterest expense	30,001	28,295	59,233	56,397
Income Before Income Tax Expense	45,154	39,214	87,489	76,949
Income Tax Expense	17,382	15,069	32,700	29,482
Net Income	$ 27,772	$ 24,145	$ 54,789	$ 47,467
Earnings Per Common Share
Basic (in dollars per share)	$ 0.81	$ 0.72	$ 1.61	$ 1.41
Diluted (in dollars per share)	$ 0.81	$ 0.71	$ 1.60	$ 1.39