Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash Flows from Operating Activities
Net income	$ 13,062	$ 12,749
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	2,554	2,196
Depreciation of bank premises and equipment	571	601
Amortization of intangibles	812	813
Amortization of premiums and accretion of discounts, net	168	167
(Gains) losses on disposal of fixed assets	(2)	1
(Gains) losses on sales and calls of securities available for sale, net	(19)	22
Gains on calls of securities held to maturity, net	(14)	(15)
Losses and write-downs on other real estate owned	29	137
Net change in:
Mortgage loans held for sale	(392)	1,352
Accrued interest receivable	13	(343)
Other assets	(266)	1,006
Accrued interest payable	(28)	(50)
Other liabilities	(251)	(2,351)
Net cash provided by operating activities	16,237	16,285
Cash Flows from Investing Activities
Net change interest-bearing deposits	30,961	(502)
Proceeds from calls, principal payments, sales and maturities of securities available for sale	119,493	52,025
Proceeds from calls, principal payments and maturities of securities held to maturity	24,255	15,958
Purchases of securities available for sale	(143,306)	(42,574)
Purchases of securities held to maturity	(42,063)	(23,158)
Purchases of loan participations	(2,000)	(41)
Collections of loan participations	4,656	159
Loan originations and principal collections, net	(9,699)	(22,787)
Proceeds from disposal of other real estate owned	1,174	1,318
Recoveries on loans charged off	76	64
Additions to bank premises and equipment	(667)	(464)
Proceeds from disposal of bank premises and equipment	0	4
Net cash used in investing activities	(17,120)	(19,998)
Cash Flows from Financing Activities
Net change in time deposits	(19,092)	(19,543)
Net change in other deposits	24,142	29,195
Cash dividends paid	(3,678)	(3,329)
Stock options exercised	59	62
Net cash provided by financing activities	1,431	6,385
Net change in cash and due from banks	548	2,672
Cash and due from banks at beginning of period	11,897	9,858
Cash and due from banks at end of period	12,445	12,530
Supplemental Disclosures of Cash Flow Information
Interest paid on deposits and borrowed funds	6,099	7,057
Income taxes paid	3,937	2,783
Supplemental Disclosure of Noncash Activities
Loans charged against the allowance for loan losses	2,444	1,205
Loans transferred to other real estate owned	1,608	1,491
Unrealized net gains (losses) on securities available for sale	$ (529)	$ 4,848