Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Interest income:
Interest and fees on loans	$ 37,090	$ 33,319	$ 73,334	$ 65,521
Interest on mortgage-backed securities	3,523	3,564	6,956	6,813
Interest and dividends on investment securities	852	814	1,712	1,606
Interest on reverse mortgage loans	1,166	1,368	2,402	2,594
Other interest income	424	348	1,502	664
Total interest income	43,055	39,413	85,906	77,198
Interest expense:
Interest on deposits	1,825	1,714	3,767	3,370
Interest on Federal Home Loan Bank advances	751	661	1,464	1,187
Interest on trust preferred borrowings	339	330	666	656
Interest on senior debt	941	941	1,883	1,883
Interest on bonds payable				15
Interest on other borrowings	109	290	219	566
Total interest expense	3,965	3,936	7,999	7,677
Net interest income	39,090	35,477	77,907	69,521
Provision for loan losses	3,773	50	4,559	2,680
Net interest income after provision for loan losses	35,317	35,427	73,348	66,841
Noninterest income:
Credit/debit card and ATM income	6,462	6,010	12,489	11,776
Deposit service charges	4,099	4,346	8,004	8,615
Investment management and fiduciary revenue	5,707	4,287	10,800	8,121
Mortgage banking activities, net	1,590	1,025	3,293	1,837
Loan fee income	469	556	932	940
Bank owned life insurance income	179	143	382	282
Security gains, net	477	365	928	943
Other income	3,475	2,891	6,725	5,473
Total non interest income	22,458	19,623	43,553	37,987
Noninterest expense:
Salaries, benefits and other compensation	20,345	18,668	41,355	37,142
Occupancy expense	3,637	3,569	7,515	7,298
Equipment expense	1,959	1,860	4,041	3,547
Data processing and operations expenses	1,459	1,531	2,881	3,002
Professional fees	1,753	2,215	3,225	3,321
FDIC expenses	687	692	1,356	1,345
Loan workout and OREO expenses	330	716	329	1,255
Marketing expense	1,007	442	1,591	941
Corporate development expense	686	158	1,282	412
Other operating expenses	6,791	5,373	13,992	10,845
Total non interest expenses	38,654	35,224	77,567	69,108
Income before taxes	19,121	19,826	39,334	35,720
Income tax provision	6,887	7,101	14,211	6,084
Net income	$ 12,234	$ 12,725	$ 25,123	$ 29,636
Earnings per share:
Basic	$ 0.43	$ 0.48	$ 0.89	$ 1.11
Diluted	$ 0.43	$ 0.46	$ 0.88	$ 1.08