CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Interest and dividend income
Loans	$ 174,467	$ 186,115	$ 160,936
Securities and other	32,575	17,626	15,003
Total interest and dividend income	207,042	203,741	175,939
Interest expense
Deposits	19,185	20,859	22,482
Borrowings and subordinated notes	9,166	14,130	10,069
Total interest expense	28,351	34,989	32,551
Net interest income	178,691	168,752	143,388
Non-interest income
Loan related income	6,328	8,247	5,152
Mortgage banking income	2,561	5,235	12,403
Deposit related fees	24,635	18,340	15,593
Insurance commissions and fees	10,364	10,020	10,821
Wealth management fees	9,546	8,683	7,296
Total fee income	53,434	50,525	51,265
Other	2,646	2,949	1,306
Gain on securities, net	482	4,758	300
Non-recurring gain, net			1,185
Loss on termination of hedges	(8,792)
Total non-interest income	47,770	58,232	54,056
Total net revenue	226,461	226,984	197,444
Provision for loan losses	14,968	11,378	9,590
Non-interest expense
Compensation and benefits	81,768	71,134	64,081
Occupancy and equipment	26,905	22,540	19,469
Technology and communications	14,764	12,944	9,467
Marketing and promotion	2,572	2,596	2,031
Professional services	4,211	6,569	5,785
FDIC premiums and assessments	4,284	3,473	3,377
Other real estate owned and foreclosures	801	700	281
Amortization of intangible assets	4,812	5,268	5,339
Merger, restructuring and conversion related expenses	8,491	14,848	18,019
Other	17,378	17,287	12,957
Total non-interest expense	165,986	157,359	140,806
Income from continuing operations before income taxes	45,507	58,247	47,048
Income tax expense	11,763	17,104	13,223
Net income from continuing operations	33,744	41,143	33,825
Loss from discontinued operations before income taxes (including gain on disposals $63 in 2012)			(261)
Income tax expense from discontinued operations			376
Net loss from discontinued operations			(637)
Net income	$ 33,744	$ 41,143	$ 33,188
Basic earnings per share:
Continuing Operations (in dollars per share)	$ 1.36	$ 1.66	$ 1.52
Discontinued operations (in dollars per share)			$ (0.03)
Total basic earning per share (in dollars per share)	$ 1.36	$ 1.66	$ 1.49
Diluted earnings per share:
Continuing Operations (in dollars per share)	$ 1.36	$ 1.65	$ 1.52
Discontinued operations (in dollars per share)			$ (0.03)
Total diluted earnings per share (in dollars per share)	$ 1.36	$ 1.65	$ 1.49
Weighted average common shares outstanding:
Basic (in shares)	24,730	24,802	22,201
Diluted (in shares)	24,854	24,965	22,329