CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Interest income
Loans, including fees	$ 58,694	$ 53,725	$ 167,744	$ 151,749
Investment securities
Taxable	9,986	10,227	28,875	31,019
Tax-exempt	1,163	894	3,419	2,500
Total interest on investment securities	11,149	11,121	32,294	33,519
Other earning assets	(1,168)	(1,455)	(3,511)	(4,162)
Total interest income	68,675	63,391	196,527	181,106
Interest expense
Deposits	4,861	4,218	14,302	11,140
Short-term borrowings	374	354	930	975
Long-term borrowings	281	456	876	1,505
Total interest expense	5,516	5,028	16,108	13,620
Net interest income	63,159	58,363	180,419	167,486
Provision for loan and lease losses	2,647	893	7,777	(524)
Net interest income after provision for loan and lease losses	60,512	57,470	172,642	168,010
Noninterest income
Service charges on deposit accounts	4,934	5,263	14,260	15,172
Trust and wealth management fees	3,134	3,207	10,042	10,258
Bankcard income	2,909	2,859	8,501	8,101
Net gains from sales of loans	1,758	1,660	5,146	2,793
Net gains on sales of investment securities	409	0	1,503	50
FDIC loss sharing income	(973)	(192)	(2,323)	408
Accelerated discount on covered/formerly covered loans	3,820	789	10,006	2,425
Other	4,364	2,925	12,248	7,816
Total noninterest income	20,355	16,511	59,383	47,023
Noninterest expenses
Salaries and employee benefits	27,768	28,686	82,160	79,562
Net occupancy	4,510	4,577	13,895	14,381
Furniture and equipment	2,165	2,265	6,537	6,325
Data processing	2,591	4,393	8,020	10,021
Marketing	810	939	2,671	2,555
Communication	531	541	1,659	1,726
Professional services	4,092	1,568	7,789	4,741
State intangible tax	579	648	1,733	1,936
FDIC assessments	1,103	1,126	3,307	3,334
Loss (gain) - other real estate owned	196	(589)	1,089	573
Loss sharing expense	574	1,002	1,451	4,036
Other	8,073	6,263	19,535	17,182
Total noninterest expenses	52,992	51,419	149,846	146,372
Income before income taxes	27,875	22,562	82,179	68,661
Income tax expense	9,202	7,218	26,936	22,260
Net income	$ 18,673	$ 15,344	$ 55,243	$ 46,401
Earnings per common share
Basic	$ 0.31	$ 0.26	$ 0.90	$ 0.80
Diluted	0.30	0.26	0.89	0.79
Cash dividends declared per share	$ 0.16	$ 0.15	$ 0.48	$ 0.45
Average common shares outstanding - basic	61,135,749	59,403,109	61,088,794	57,907,203
Average common shares outstanding - diluted	61,987,795	60,112,932	61,858,724	58,639,394