Borrowings, Debt and Repurchase Agreements (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Borrowings and Advances [Line Items]
Long-Term Federal Home Loan Bank Advances	$ 51,526	$ 51,642
Term Loans	1,500	3,000
Junior Subordinated Debentures assumed from American Community Bancorp, Inc.	4,874	4,724
Subordinated Debentures	29,250	29,250
Capital Lease Obligation	2,322	2,358
Long-term Borrowings	89,472	90,974
Overnight Variable Rate Advances from Federal Home Loan Bank collateralized by qualifying mortgages, investment securities, and mortgage-backed securities	48,500	3,500
Federal Funds Purchased	5,400	0
Repurchase Agreements	17,634	36,519
Short-term Borrowings	71,534	40,019
Total Borrowings	$ 161,006	$ 130,993

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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The amount borrowed by a bank, at the federal funds rate, from another bank to meet its reserve requirements.

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The amount shown on the books that a bank with insufficient reserves borrows, at the federal funds rate, from another bank to meet its reserve requirements and the amount of securities that an institution sells and agrees to repurchase at a specified date for a specified price, net of any reductions or offsets.

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Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

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Federal Home Loan Bank borrowings due within one year of the latest balance sheet date.

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Including the current and noncurrent portions, the carrying value of junior subordinated long-term debt owed to unconsolidated subsidiary trusts as of the balance sheet date. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets and was initially scheduled to be repaid after one year or beyond the normal operating cycle if longer.

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Including the current and noncurrent portions, aggregate carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer).

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.

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