Fair Value Measurements (Fair Value, by Balance Sheet Grouping) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial assets: Cash and due from banks, interest-bearing deposits with banks and federal funds sold, Fair Value Disclosure	$ 12,376	$ 7,863
Financial assets: Securities, Fair Value Disclosure	156,395us-gaap_InvestmentsFairValueDisclosure	158,309us-gaap_InvestmentsFairValueDisclosure
Financial assets: Loans receivable, net, Fair Value Disclosure	507,833	506,113
Financial assets: Mortgage servicing rights, Fair Value Disclosure	277us-gaap_ServicingAssetAtFairValueAmount	289us-gaap_ServicingAssetAtFairValueAmount
Financial assets: Regulatory stock, Fair Value Disclosure	1,714	2,877
Financial assets: Bank owned life insurance, Fair Value Disclosure	18,284	17,790
Financial assets: Accrued interest receivable, Fair Value Disclosure	2,339	2,422
Financial liabilities: Deposits, Fair Value Disclosure	560,243us-gaap_DepositsFairValueDisclosure	542,123us-gaap_DepositsFairValueDisclosure
Financial liabilities: Short-term borrowings, Fair Value Disclosure	25,395us-gaap_ShorttermDebtFairValue	49,914us-gaap_ShorttermDebtFairValue
Financial liabilities: Other borrowings, Fair Value Disclosure	23,228us-gaap_LongTermDebtFairValue	25,923us-gaap_LongTermDebtFairValue
Financial liabilities: Accrued interest payable, Fair Value Disclosure	966	1,022
Off-balance sheet financial instruments: Commitments to extend credit and outstanding letters of credit, Fair Value Disclosure	0us-gaap_CommitmentsFairValueDisclosure	0us-gaap_CommitmentsFairValueDisclosure
Financial assets: Cash and due from banks, interest-bearing deposits with banks and federal funds sold	12,376	7,863	12,295	21,423
Financial assets: Securities	156,395us-gaap_MarketableSecurities	158,306us-gaap_MarketableSecurities
Financial assets: Loans receivable, net	495,260	497,389
Financial assets: Mortgage servicing rights	271us-gaap_ServicingAsset	289us-gaap_ServicingAsset
Financial assets: Investment in FHLB stock	1,714us-gaap_FederalHomeLoanBankStock	2,877us-gaap_FederalHomeLoanBankStock
Financial assets: Bank owned life insurance	18,284us-gaap_BankOwnedLifeInsurance	17,790us-gaap_BankOwnedLifeInsurance
Financial assets: Accrued interest receivable	2,339us-gaap_InterestReceivable	2,422us-gaap_InterestReceivable
Financial liabilities: Deposits	559,944us-gaap_Deposits	541,182us-gaap_Deposits
Financial liabilities: Short-term borrowings	25,695us-gaap_ShortTermBorrowings	49,914us-gaap_ShortTermBorrowings
Financial liabilities: Other borrowings	22,200	23,761
Financial liabilities: Accrued interest payable	966	1,022
Off-balance sheet financial instruments: Commitments to extend credit and outstanding letters of credit	0us-gaap_OtherCommitment	0us-gaap_OtherCommitment
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial assets: Cash and due from banks, interest-bearing deposits with banks and federal funds sold, Fair Value Disclosure	12,376	7,863
Financial assets: Securities, Fair Value Disclosure	398	328
Financial assets: Loans receivable, net, Fair Value Disclosure	0	0
Financial assets: Mortgage servicing rights, Fair Value Disclosure	0	0
Financial assets: Regulatory stock, Fair Value Disclosure	1,714	2,877
Financial assets: Bank owned life insurance, Fair Value Disclosure	18,284	17,790
Financial assets: Accrued interest receivable, Fair Value Disclosure	2,339	2,422
Financial liabilities: Deposits, Fair Value Disclosure	338,112	329,753
Financial liabilities: Short-term borrowings, Fair Value Disclosure	25,695	49,914
Financial liabilities: Other borrowings, Fair Value Disclosure	0	0
Financial liabilities: Accrued interest payable, Fair Value Disclosure	966	1,022
Off-balance sheet financial instruments: Commitments to extend credit and outstanding letters of credit, Fair Value Disclosure	0	0
Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial assets: Cash and due from banks, interest-bearing deposits with banks and federal funds sold, Fair Value Disclosure	0	0
Financial assets: Securities, Fair Value Disclosure	155,997	157,981
Financial assets: Loans receivable, net, Fair Value Disclosure	0	0
Financial assets: Mortgage servicing rights, Fair Value Disclosure	277	289
Financial assets: Regulatory stock, Fair Value Disclosure	0	0
Financial assets: Bank owned life insurance, Fair Value Disclosure	0	0
Financial assets: Accrued interest receivable, Fair Value Disclosure	0	0
Financial liabilities: Deposits, Fair Value Disclosure	0	0
Financial liabilities: Short-term borrowings, Fair Value Disclosure	0	0
Financial liabilities: Other borrowings, Fair Value Disclosure	0	0
Financial liabilities: Accrued interest payable, Fair Value Disclosure	0	0
Off-balance sheet financial instruments: Commitments to extend credit and outstanding letters of credit, Fair Value Disclosure	0	0
Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial assets: Cash and due from banks, interest-bearing deposits with banks and federal funds sold, Fair Value Disclosure	0	0
Financial assets: Securities, Fair Value Disclosure	0	0
Financial assets: Loans receivable, net, Fair Value Disclosure	507,833	506,113
Financial assets: Mortgage servicing rights, Fair Value Disclosure	0	0
Financial assets: Regulatory stock, Fair Value Disclosure	0	0
Financial assets: Bank owned life insurance, Fair Value Disclosure	0	0
Financial assets: Accrued interest receivable, Fair Value Disclosure	0	0
Financial liabilities: Deposits, Fair Value Disclosure	222,131	212,370
Financial liabilities: Short-term borrowings, Fair Value Disclosure	0	0
Financial liabilities: Other borrowings, Fair Value Disclosure	23,228	25,923
Financial liabilities: Accrued interest payable, Fair Value Disclosure	0	0
Off-balance sheet financial instruments: Commitments to extend credit and outstanding letters of credit, Fair Value Disclosure	$ 0	$ 0

Fair value as of the balance sheet of accrued interest payable.

No definition available.

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Fair value as of the balance sheet date of interest receivable.

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No definition available.

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The carrying amount of a life insurance policy on an officer, executive or employee for which the reporting entity (a bank) is entitled to proceeds from the policy upon death of the insured or surrender of the insurance policy.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair value portion of the amount that could be realized under a life insurance contract or contracts owned by the entity, commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI).

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-Glossary Cash Surrender Value

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Fair value portion of arrangements with third parties, including, but not limited to, operating lease arrangement and arrangement in which the entity has agreed to expend funds to procure goods or services, or has agreed to commit resources to supply goods or services.

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The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

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Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.

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No definition available.

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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 (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).

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Amount of interest payable on debt, including, but not limited to, trade payables.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Fair value portion of investments in Federal Home Loan Bank (FHLBank) stock.

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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No definition available.

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Total debt and equity financial instruments including: (1) securities held-to-maturity, (2) trading securities, and (3) securities available-for-sale.

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Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

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No definition available.

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Aggregate amount of servicing assets that are subsequently measured at fair value and servicing assets that are subsequently measured using the amortization method.

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Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

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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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This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date.

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