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Derivative Instruments - Additional Information (Detail) (USD $) | 0 Months Ended | 3 Months Ended |
--- | --- | --- | ---
May 03, 2011 | Aug. 01, 2008 | Mar. 31, 2014 | Dec. 31, 2013
Derivative [Line Items] |  |  |  |
Term of interest rate swap agreement executed | 5 years | 5 years |  |
Interest rate swap inception date | May 03, 2011 | Aug. 01, 2008 |  |
Value of subordinated note hedged | $ 10,000,000 | $ 10,000,000 |  |
Interest rate swap effective date | Sep. 15, 2013 | Sep. 15, 2008 |  |
Interest rate | The interest rate swap involves the receipt of variable-rate amounts in exchange for fixed-rate payments from September 15, 2013 to September 15, 2018 without exchange of the underlying notional amount | The interest Rate swap involved the receipt of variable-rate amounts in exchange for fixed-rate payments from September 15, 2008 to the September 15, 2013 maturity date without exchange of the underlying notional amount |  |
Interest rate swap maturity date |  | Sep. 15, 2013 |  |
Derivatives designated as fair value hedges |  |  | 0 | 0
Accumulated other comprehensive loss estimated |  |  | 379,000 |
Collateral amount for counterparty interest rate swap |  |  | $ 1,400,000 | $ 1,400,000
LIBOR Plus 155 Basis Points [Member] |  |  |  |
Derivative [Line Items] |  |  |  |
Variable rate on the subordinated debt on effective date in case of interest rate swap |  |  | LIBOR plus 155 basis points |
Variable interest rate on subordinate debt |  |  | 1.78% |
4.02% Fixed Rate Plus 155 Basis Points [Member] |  |  |  |
Derivative [Line Items] |  |  |  |
Variable rate on the subordinated debt on effective date in case of interest rate swap |  |  | 4.02% fixed rate plus 155 basis points |
Interest rate being paid by the corporation |  |  | 5.57% |
Interest Rate Swaps [Member] |  |  |  |
Derivative [Line Items] |  |  |  |
Derivative basis spread on variable rate |  |  | 1.55% |
Derivative fixed interest rate rate basis |  |  | 4.02% |

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- Definition Accumulated other comprehensive income loss estimated reclassification adjustment on derivatives included in net income in next twelve months. + References No definition available. + Details
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- Definition Interest rate swap agreement effective date. + References No definition available. + Details
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- Definition Term of interest rate swap agreement executed. + References No definition available. + Details
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- Definition Average variable interest rate related to the group of interest rate derivatives. + References No definition available. + Details
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- Definition The percentage points added to the reference rate to compute the variable rate on the interest rate derivative. + References No definition available. + Details
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- Definition Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226016-175313 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41678-113959 + Details
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- Definition The premium (cost) of a hedge, expensed during the period. + References No definition available. + Details
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- Definition The reference rate for the variable rate of the interest rate derivative, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. + References No definition available. + Details
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- Definition Fixed interest rate related to the interest rate derivative. + References No definition available. + Details
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- Definition Date the entity entered into the derivative contract, in CCYY-MM-DD format. + References No definition available. + Details
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- Definition Date the derivative contract matures, in CCYY-MM-DD format. + References No definition available. + Details
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- Definition General discussion of the entity's interest rate derivative activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41620-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579245-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5580258-113959 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579240-113959 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41641-113959 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41638-113959 + Details
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- Definition Net fair value of all derivative instruments designated as fair value hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 + Details
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- Definition Stated interest rate of the subordinated debt. + References No definition available. + Details
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