Consolidated Statements of Cash Flows (Unaudited) (USD $)	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 9,680,000	$ 11,272,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision (credit) for loan losses	249,000	185,000
Realized gains on available-for-sale securities, net	(1,259,000)	(201,000)
Gain on disposition of premises and equipment	0	(270,000)
Loss on prepayment of debt	1,023,000	143,000
Loss on sale of foreclosed assets, net	53,000	80,000
Depreciation expense	1,021,000	964,000
Accretion and amortization on securities, net	952,000	416,000
Accretion and amortization on loans and deposits, net	(16,000)	(26,000)
Amortization of mortgage servicing rights	71,000	44,000
Increase in cash surrender value of life insurance	(192,000)	(236,000)
Stock-based compensation	492,000	411,000
Amortization of core deposit intangibles	25,000	37,000
Deferred income taxes	1,573,000	1,495,000
Gains on sales of loans, net	(1,132,000)	(638,000)
Origination of loans for sale	(32,709,000)	(22,121,000)
Proceeds from sales of loans	35,345,000	20,379,000
Decrease (increase) in accrued interest receivable and other assets	2,705,000	(2,517,000)
Increase (decrease) in accrued interest payable and other liabilities	398,000	(308,000)
Net Cash Provided by Operating Activities	18,279,000	9,109,000
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of certificates of deposit	0	(960,000)
Proceeds from sales of available-for-sale securities	23,402,000	11,781,000
Proceeds from calls and maturities of available-for-sale securities	51,651,000	56,423,000
Purchase of available-for-sale securities	(85,675,000)	(63,502,000)
Redemption of Federal Home Loan Bank of Pittsburgh stock	1,773,000	648,000
Purchase of Federal Home Loan Bank of Pittsburgh stock	(825,000)	0
Net decrease in loans	28,970,000	3,159,000
Purchase of premises and equipment	(423,000)	(1,028,000)
Proceeds from disposition of equipment	0	454,000
Purchase of investment in limited liability entity	(147,000)	(534,000)
Return of principal on limited liability entity investments	75,000	47,000
Proceeds from sale of foreclosed assets	14,000	858,000
Net Cash Provided by Investing Activities	18,815,000	7,346,000
CASH FLOWS FROM FINANCING ACTIVITIES:
Net (decrease) increase in deposits	(55,337,000)	11,244,000
Net increase (decrease) in short-term borrowings	10,820,000	(708,000)
Repayments of long-term borrowings	(11,363,000)	(15,468,000)
Sale of treasury stock	119,000	155,000
Tax benefit from compensation plans	55,000	30,000
Common dividends paid	(5,448,000)	(4,085,000)
Net Cash Used in Financing Activities	(61,154,000)	(8,832,000)
(DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(24,060,000)	7,623,000
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR	55,016,000	56,815,000
CASH AND CASH EQUIVALENTS, END OF PERIOD	30,956,000	64,438,000
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Assets acquired through foreclosure of real estate loans	78,000	521,000
Accrued purchase of available-for-sale securities	0	230,000
Interest paid	3,040,000	5,117,000
Income taxes paid	$ 986,000	$ 3,050,000