CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Operating Activities
Net income	$ 11,993	$ 12,995
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	1,369	1,840
Depreciation and amortization	2,799	2,139
Stock-based compensation expense	159	172
Increase in interest receivable	(291)	(99)
Amortization of intangible assets	574	289
Net decrease in trading assets	19	60
Net investment securities gains and other-than-temporary impairment of securities	(138)	(872)
Increase in other real estate owned valuation allowance and loss on disposition	31	247
Originations of mortgage loans held for sale	(21,510)	(12,775)
Proceeds from the sale of mortgage loans	19,336	19,104
Gain on sale of mortgage loans	(652)	(268)
Decrease in prepaid FDIC assessment	3,606	575
(Increase) decrease in other assets	(376)	1,034
(Decrease) increase in other liabilities	(3,456)	1,099
Net cash provided by operating activities	13,463	25,540
Investing Activities
Proceeds from sales and maturities of securities available-for-sale	75,669	110,644
Purchase of securities available-for-sale	(108,954)	(196,419)
Net increase in loans	(40,340)	(25,585)
Proceeds from sale of Federal Home Loan Bank stock	1,310	928
Proceeds from the sale of other real estate owned	103	627
Proceeds from previously charge-off loans	325	384
Cash settlement in branch acquisition	(3,278)	0
Purchase of premises and equipment	(586)	(968)
Net cash used by investing activities	(75,751)	(110,389)
Financing Activities
Net (decrease) increase in deposits	(35,382)	10,496
Repayments on Federal Home Loan Bank long-term advances	(257)	(243)
Net change in short-term Federal Home Loan Bank borrowings	148,100	125,000
Net decrease in other borrowed funds	(59,672)	(43,068)
Common stock repurchase	0	(2,097)
Exercise of stock options and issuance of restricted stock, net of repurchase for tax withholdings and tax benefit	83	(240)
Cash dividends paid on common stock	(3,978)	(3,846)
Net cash provided by financing activities	48,894	86,002
Net (decrease) increase in cash and cash equivalents	(13,394)	1,153
Cash and cash equivalents at beginning of year	58,290	39,325
Cash and cash equivalents at end of period	44,896	40,478
Supplemental information
Interest paid	6,765	9,190
Income taxes paid	5,400	3,322
Transfer from loans to other real estate owned	$ 976	$ 889