CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Fee Revenue and Other Income:
Information services payment and processing revenue	$ 17,448	$ 16,625	$ 34,024	$ 33,112
Bank service fees	302	311	606	609
Gains on sales of securities	1,684	1,168	3,137	2,134
Other	133	133	265	265
Total fee revenue and other income	19,567	18,237	38,032	36,120
Interest Income:
Interest and fees on loans	8,343	8,962	16,758	17,902
Interest and dividends on securities:
Taxable	18	13	29	23
Exempt from federal income taxes	2,141	2,443	4,474	4,953
Interest on federal funds sold and other short-term investments	121	112	218	241
Total interest income	10,623	11,530	21,479	23,119
Interest Expense:
Interest on deposits	694	760	1,381	1,598
Net interest income	9,929	10,770	20,098	21,521
Provision for loan losses	300	600	500	800
Net interest income after provision for loan losses	9,629	10,170	19,598	20,721
Total net revenue	29,196	28,407	57,630	56,841
Operating Expense:
Salaries and employee benefits	16,280	15,498	32,538	31,059
Occupancy	735	559	1,344	1,091
Equipment	923	884	1,831	1,747
Amortization of intangible assets	147	147	294	286
Other operating expense	2,932	3,152	5,399	6,398
Total operating expense	21,017	20,240	41,406	40,581
Income before income tax expense	8,179	8,167	16,224	16,260
Income tax expense	2,106	2,205	4,119	4,390
Net income	$ 6,073	$ 5,962	$ 12,105	$ 11,870
Basic earnings per share	$ 0.53	$ 0.53	$ 1.06	$ 1.05
Diluted earnings per share	$ 0.52	$ 0.52	$ 1.04	$ 1.03