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Fair Value Disclosures - Additional Information (Detail) (USD $) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013 | Dec. 31, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Allowance for loan losses | $ 4,393,000 |  | $ 4,393,000 |  | $ 3,238,000
Accumulated charges to value the real estate owned | 565,000 |  | 565,000 |  | 411,000
Other Real Estate, Foreclosed Assets, Valuation Adjustment | 145,000 | 29,000 | 154,000 | 29,000 |
Fair Value, Measurements, Recurring [Member] |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Fair value liabilities | $ 0 |  | $ 0 |  | $ 0

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- Definition Accumulated Specific charges to value the real estate owned at the lower of cost or fair value on properties. + References No definition available. + Details
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- Definition Impaired financing receivables allocated allowance. + References No definition available. + Details
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- Definition Other Real Estate, Foreclosed Assets, Valuation Adjustment + References No definition available. + Details
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- Details
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- Definition Fair value of financial and nonfinancial obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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