CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cash Flows From Operating Activities:
Net income	$ 12,059	$ 8,033	$ 10,025
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	4,134	10,187	5,654
Depreciation and amortization	2,096	1,718	1,465
Net amortization of investments	1,962	1,109	71
Gain on acquisition	0	(1,665)	0
Gain on sale/call of securities	(4,868)	(3,531)	(2,824)
Loss (gain) on sale of assets	259	(116)	(1,244)
Other than temporary impairment charge on securities	0	97	0
ORE writedowns and loss on disposition	1,480	764	693
FHLB stock dividends	(4)	(5)	(8)
Non-cash donation	0	0	705
Net increase in loans held for sale	(557)	0	0
Change in other assets and liabilities, net	338	1,379	2,043
Net cash provided by operating activities	16,899	17,970	16,580
Cash Flows From Investing Activities:
Proceeds from maturities, calls and sales of HTM securities	144,640	227,565	12,724
Proceeds from maturities, calls and sales of AFS securities	782,706	490,661	800,346
Funds invested in HTM securities	(65,873)	(190,125)	(159,831)
Funds Invested in AFS securities	(884,258)	(668,616)	(864,419)
Proceeds from sale/redemption of Federal Home Loan Bank stock	4,030	2,483	2,972
Funds invested in Federal Home Loan Bank stock	(4,658)	(1,440)	(2,032)
Funds invested in time deposits with banks	(747)	0	0
Net (increase) decrease in loans	(63,864)	50,099	5,718
Purchases of premises and equipment	(1,566)	(2,337)	(1,327)
Proceeds from sales of premises and equipment	178	24	1,100
Proceeds from sales of other real estate owned	6,632	2,230	2,677
Cash received in excess of cash paid in acquisition	0	4,992	0
Net cash used in investing activities	(82,780)	(84,464)	(202,072)
Cash Flows From Financing Activities:
Net increase in deposits	45,310	121,891	207,637
Net increase (decrease) in federal funds purchased and short-term borrowings	2,523	(366)	660
Proceeds from long-term borrowings	0	3,500	0
Repayment of long-term borrowings	(2,100)	(3,800)	(20,000)
Repurchase of preferred stock	0	(21,128)	0
Repurchase of common stock	(54)	0	0
Proceeds from issuance of preferred stock	0	39,435	0
Dividends paid	(6,007)	(5,433)	(4,686)
Net cash provided by financing activities	39,672	134,099	183,611
Net (decrease) increase in cash and cash equivalents	(26,209)	67,605	(1,881)
Cash and cash equivalents at the beginning of the period	112,442	44,837	46,718
Cash and cash equivalents at the end of the period	86,233	112,442	44,837
Noncash activities:
Non-cash donation	0	0	705
Loans transferred to foreclosed assets	4,793	5,817	3,288
Common stock issued in acquisition (179,036 shares)	0	3,031	0
Cash paid during the period:
Interest on deposits and borrowed funds	13,789	15,148	12,203
Income taxes	$ 5,800	$ 2,850	$ 5,600