CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Interest income:
Interest and fees on loans	$ 24,166	$ 22,533
Interest and dividends on investment securities:
Taxable interest income	3,272	2,880
Non-taxable interest income	825	838
Total interest income	28,263	26,251
Interest expense:
Deposits	1,239	1,362
Securities sold under agreements to repurchase	51	39
Long-term debt	10
Junior subordinated debt owed to unconsolidated trusts	293	293
Total interest expense	1,593	1,694
Net interest income	26,670	24,557
Provision for loan losses	500	1,000
Net interest income after provision for loan losses	26,170	23,557
Other income:
Trust fees	5,697	5,617
Commissions and brokers' fees, net	784	671
Remittance processing	2,487	2,350
Service charges on deposit accounts	2,884	2,695
Other service charges and fees	1,584	1,488
Gain on sales of loans	1,426	981
Security gains, net	1	43
Other	1,102	1,141
Total other income	15,965	14,986
Other expense:
Salaries and wages	14,506	12,249
Employee benefits	2,343	2,893
Net occupancy expense of premises	2,245	2,243
Furniture and equipment expenses	1,191	1,204
Data processing	3,549	2,812
Amortization of intangible assets	769	747
Regulatory expense	643	555
Other	5,301	3,915
Total other expense	30,547	26,618
Income before income taxes	11,588	11,925
Income taxes	3,827	4,038
Net income	7,761	7,887
Preferred stock dividends	182	182
Net income available for common stockholders	$ 7,579	$ 7,705
Basic earnings per common share (in dollars per share)	$ 0.09	$ 0.09
Diluted earnings per common share (in dollars per share)	$ 0.09	$ 0.09
Dividends declared per share of common stock (in dollars per share)	$ 0.05	$ 0.04