Term Debt - Future Contractual Maturities of FHLB (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Federal Home Loan Bank Advances Maturities Summary [Abstract]
2014	$ 75,000
Thereafter	0
Total FHLB advances	$ 75,000

Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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- Details

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- Definition

Amount of federal home loan bank advances maturing after the fifth fiscal year following the latest fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

+ Details

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- Definition

Amount of federal home loan bank advances maturing in the second fiscal year following the latest fiscal year.

+ References

+ Details

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