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
Loans, including fees	$ 66,997	$ 58,694	$ 194,820	$ 167,744
Investment securities
Taxable	10,326	9,986	32,405	28,875
Tax-exempt	1,083	1,163	3,401	3,419
Total interest on investment securities	11,409	11,149	35,806	32,294
Other earning assets	(1,081)	(1,168)	(3,323)	(3,511)
Total interest income	77,325	68,675	227,303	196,527
Interest expense
Deposits	5,600	4,861	16,587	14,302
Short-term borrowings	1,368	374	3,591	930
Long-term borrowings	1,539	281	4,620	876
Total interest expense	8,507	5,516	24,798	16,108
Net interest income	68,818	63,159	202,505	180,419
Provision for loan and lease losses	1,687	2,647	7,379	7,777
Net interest income after provision for loan and lease losses	67,131	60,512	195,126	172,642
Noninterest income
Service charges on deposit accounts	5,056	4,934	13,892	14,260
Trust and wealth management fees	3,236	3,134	9,959	10,042
Bankcard income	2,984	2,909	8,996	8,501
Client derivative fees	1,210	1,604	4,104	3,444
Net gains from sales of loans	2,066	1,758	5,093	5,146
Net gains on sales of investment securities	398	409	234	1,503
FDIC loss sharing income	(638)	(973)	(1,144)	(2,323)
Accelerated discount on covered/formerly covered loans	491	3,820	2,653	10,006
Other	2,146	2,760	8,868	8,804
Total noninterest income	16,949	20,355	52,655	59,383
Noninterest expenses
Salaries and employee benefits	32,093	27,768	91,234	82,160
Net occupancy	4,543	4,510	13,991	13,895
Furniture and equipment	2,139	2,165	6,482	6,537
Data processing	2,828	2,591	8,311	8,020
Marketing	641	810	2,507	2,671
Communication	527	531	1,485	1,659
Professional services	1,460	4,092	4,572	7,789
State intangible tax	639	579	1,917	1,733
FDIC assessments	1,048	1,103	3,292	3,307
Loss (gain) - other real estate owned	(112)	196	(259)	1,089
Loss sharing expense	270	574	555	1,451
Other	5,029	8,073	17,151	19,535
Total noninterest expenses	51,105	52,992	151,238	149,846
Income before income taxes	32,975	27,875	96,543	82,179
Income tax expense	10,125	9,202	31,311	26,936
Net income	$ 22,850	$ 18,673	$ 65,232	$ 55,243
Earnings per common share
Basic	$ 0.37	$ 0.31	$ 1.07	$ 0.90
Diluted	0.37	0.30	1.05	0.89
Cash dividends declared per share	$ 0.16	$ 0.16	$ 0.48	$ 0.48
Average common shares outstanding - basic	61,280,283	61,135,749	61,170,845	61,088,794
Average common shares outstanding - diluted	62,086,067	61,987,795	61,962,961	61,858,724