Components of Deposits (Detail) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Deposits By Type [Line Items]
Noninterest-bearing demand deposits	$ 453,336	$ 451,511
Interest-bearing deposits
Interest-bearing demand deposits	344,153	347,705
Money market accounts	226,509	213,982
Savings deposits	327,574	316,603
Certificates of deposit	391,218	408,519
Individual retirement accounts	131,875	134,939
Total interest-bearing deposits	1,421,329	1,421,748
Total deposits	$ 1,874,665	$ 1,873,259

Deposits By Type [Line Items]

No definition available.

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.12)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

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- Definition

The aggregate of all domestic and foreign interest-bearing deposit liabilities.

+ References

+ Details

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- References

No definition available.

+ Details

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- Definition

Amount of interest-bearing domestic certificate of deposit liabilities.

+ References

+ Details

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- Definition

Amount of money in interest-bearing domestic accounts that entitle the depositor to withdraw funds at any time without prior notice, also known as demand deposits.

+ References

+ Details

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- Definition

Amount of interest-bearing domestic money market demand account deposit liabilities.

+ References

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- Definition

Amount of interest-bearing domestic deposit liabilities for time deposit liabilities other than certificates of deposit.

+ References

+ Details

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- Definition

Amount of interest-bearing domestic savings deposit liabilities. Saving deposits bear interest and have no stated maturity.

+ References

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- Definition

The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity.

+ References

+ Details

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