Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 7,349	$ 6,730
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	450	250
Depreciation and amortization	986	918
Amortization of investment security premiums and accretion of discounts, net	1,289	2,784
Stock option expense	96	72
Net gains on sales of investment securities	(448)	(127)
Net gains on sale of loans	0	(16)
Net losses (gains) on sale of premises and equipment	32	(7)
Gain on sale of other assets	(334)	0
Gains on sale of other real estate owned	0	(33)
Equity in losses of real estate limited partnerships, net	819	883
Changes in assets and liabilities:
Increase in interest receivable	990	414
(Increase) decrease in other assets	(842)	1,132
Decrease in interest payable	(38)	(37)
Decrease in other liabilities	(9,578)	(365)
Net cash provided by operating activities	771	12,598
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from sales of investment securities available for sale	41,664	77,030
Proceeds from maturities of investment securities available for sale	105,423	94,507
Proceeds from maturities of investment securities held to maturity	77	143
Proceeds from redemption of Federal Home Loan Bank stock	485	0
Purchases of investment securities available for sale	(131,110)	(110,758)
Loan originations less than (in excess of) principal payments	1,836	(32,696)
Proceeds from sales of loans, net	0	53
Proceeds from sale of other assets	334	0
Proceeds from sale of premises and equipment	0	51
Proceeds from sales of other real estate owned	112	224
Real estate limited partnership investments	(1,183)	(588)
Purchases of bank premises and equipment	(1,123)	(696)
Net cash provided by investing activities	16,515	27,270
CASH FLOWS FROM FINANCING ACTIVITIES:
Net increase in deposits	62,266	10,902
Net increase (decrease) in short-term borrowings	52,000	(750)
Net decrease in securities sold under agreement to repurchase, short term	(108,827)	(71,699)
Principal payments on long-term debt	(10,040)	(39)
Cash dividends paid	(3,149)	(3,097)
Sale of treasury stock	6	10
Increase in deferred compensation arrangements	105	112
Net cash used in financing activities	(7,639)	(64,561)
Increase (decrease) in cash and cash equivalents	9,647	(24,693)
Cash and cash equivalents beginning of period	37,812	74,026
Cash and cash equivalents end of period	47,459	49,333
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Total interest payments	3,928	4,555
Total income tax payments	2,850	500
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES
Distribution of stock under deferred compensation arrangements	391	432
Distribution of treasury stock in lieu of cash dividend	344	353
Transfer of loans to other real estate owned	140	0
Decrease in payable for investments purchased	$ (9,461)	$ 0