Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Interest income
Interest and fees on loans	$ 34,469	$ 28,716
Interest on taxable securities	2,985	1,697
Interest on nontaxable securities	335	375
Interest on deposits in other banks	79	85
Interest on federal funds sold	5
Total interest income	37,873	30,873
Interest expense
Interest on deposits	2,183	2,226
Interest on other borrowings	1,206	309
Total interest expense	3,389	2,535
Net interest income	34,484	28,338
Provision for loan losses	1,726	2,923
Net interest income after provision for loan losses	32,758	25,415
Noninterest income
Service charges on deposit accounts	5,586	4,837
Mortgage origination fees	5,068	4,464
Other service charges, commissions and fees	652	329
Gain on sale of securities	6	172
Other	1,442	1,558
Total noninterest income	12,754	11,360
Noninterest expense
Salaries and employee benefits	17,394	13,806
Occupancy and equipment expense	4,064	2,931
Advertising and marketing expense	710	255
Amortization of intangible assets	533	364
Data processing and communications costs	3,454	2,570
Other operating expenses	7,084	8,958
Total noninterest expense	33,239	28,884
Income before income tax expense	12,273	7,891
Applicable income tax expense	3,923	2,606
Net income	8,350	5,285
Preferred stock dividends	286	441
Net income available to common stockholders	8,064	4,844
Other comprehensive income (loss)
Unrealized holding gains (losses) arising during period on investment securities available for sale, net of tax	2,938	(429)
Reclassification adjustment for gains included in net income, net of tax	(4)	(112)
Unrealized gain (loss) on cash flow hedges arising during period , net of tax	(266)	209
Other comprehensive income (loss)	2,668	(332)
Comprehensive income	$ 11,018	$ 4,953
Basic and diluted earnings per share	$ 0.32	$ 0.20
Weighted average common shares outstanding
Basic	25,144	23,868
Diluted	25,573	24,246