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Off Balance Sheet Activities - Schedule of Off-Balance Sheet Risks (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2013 | Dec. 31, 2012
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Commitments to Make Loans [Member] | Fixed Rate [Member] |  |
Fair Value Assets Measured On Recurring Basis Unobservable Input [Line Items] |  |
Off-balance sheet risks, amount, liability | $ 54,556 | $ 13,670
Commitments to Make Loans [Member] | Variable Rate [Member] |  |
Fair Value Assets Measured On Recurring Basis Unobservable Input [Line Items] |  |
Off-balance sheet risks, amount, liability | 155,391 | 171,862
Unused Lines of Credit [Member] | Fixed Rate [Member] |  |
Fair Value Assets Measured On Recurring Basis Unobservable Input [Line Items] |  |
Off-balance sheet risks, amount, liability | 0 | 0
Unused Lines of Credit [Member] | Variable Rate [Member] |  |
Fair Value Assets Measured On Recurring Basis Unobservable Input [Line Items] |  |
Off-balance sheet risks, amount, liability | 78,937 | 69,621
Standby Letters of Credit [Member] | Fixed Rate [Member] |  |
Fair Value Assets Measured On Recurring Basis Unobservable Input [Line Items] |  |
Off-balance sheet risks, amount, liability | 0 | 0
Standby Letters of Credit [Member] | Variable Rate [Member] |  |
Fair Value Assets Measured On Recurring Basis Unobservable Input [Line Items] |  |
Off-balance sheet risks, amount, liability | $ 13,520 | $ 22,598

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- Definition The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 + Details
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