CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Interest income:
Interest and fees on loans and leases	$ 30,148	$ 28,364	$ 88,322	$ 83,287
Interest and dividends on investment securities:
Taxable interest	8,260	7,744	24,687	25,716
Tax-exempt interest	1,008	1,002	3,016	2,996
Dividends	9	8	26	10
Interest on deposits in other banks	6	9	28	24
Dividends on Federal Home Loan Bank stock	11	12	40	35
Total interest income	39,442	37,139	116,119	112,068
Interest on deposits:
Demand	104	96	298	277
Savings and money market	230	225	678	672
Time	568	629	1,665	1,880
Interest on short-term borrowings	73	10	195	82
Interest on long-term debt	662	647	1,949	1,923
Total interest expense	1,637	1,607	4,785	4,834
Net interest income	37,805	35,532	111,334	107,234
Provision (credit) for loan and lease losses	(3,647)	(1,722)	(13,713)	(1,043)
Net interest income after credit for loan and lease losses	41,452	37,254	125,047	108,277
Other operating income:
Service charges on deposit accounts	1,947	2,070	5,830	6,052
Loan servicing fees	1,407	1,446	4,257	4,338
Other service charges and fees	2,803	2,886	8,689	8,912
Income from fiduciary activities	854	797	2,518	2,687
Equity in earnings of unconsolidated subsidiaries	165	11	490	422
Fees on foreign exchange	126	118	352	351
Investment securities gains (losses)	0	0	(1,866)	240
Income from bank-owned life insurance	434	810	1,569	2,246
Loan placement fees	202	35	574	356
Net gain on sales of residential loans	1,551	1,685	4,775	4,151
Net gain on sales of foreclosed assets	252	218	379	962
Other	88	1,387	1,576	2,894
Total other operating income	9,829	11,463	29,143	33,611
Other operating expense:
Salaries and employee benefits	17,193	16,552	49,534	50,536
Net occupancy	3,547	4,051	10,451	11,375
Equipment	775	953	2,617	2,694
Amortization of other intangible assets	1,683	1,328	5,347	3,886
Communication expense	895	925	2,661	2,693
Legal and professional services	1,808	1,786	5,669	5,826
Computer software expense	2,286	1,659	6,764	4,592
Advertising expense	502	673	1,586	2,037
Foreclosed asset expense	3	1,355	332	1,443
Other	3,483	5,964	13,690	14,982
Total other operating expense	32,175	35,246	98,651	100,064
Income before income taxes	19,106	13,471	55,539	41,824
Income tax expense	6,900	5,241	20,603	14,636
Net income	$ 12,206	$ 8,230	$ 34,936	$ 27,188
Per common share data:
Basic earnings per share (in dollars per share)	$ 0.39	$ 0.23	$ 1.07	$ 0.72
Diluted earnings per share (in dollars per share)	0.38	0.23	1.06	0.71
Cash dividends declared (in dollars per share)	$ 0.12	$ 0.1	$ 0.36	$ 0.26
Shares used in computation:
Basic shares (in shares)	31,331	35,863	32,548	37,943
Diluted shares (in shares)	31,750	36,353	32,932	38,440