Deposits (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Total deposits
Percentage change, Checking, non-interest bearing	(6.60%)
Percentage change, Checking, interest bearing	5.70%
Percentage change, Savings accounts	7.20%
Percentage change, Certificate of deposit	(0.80%)
Percentage change, Total	4.10%
Checking, non-interest bearing	$ 163,646	$ 175,239
Checking, interest bearing	355,992	336,911
Certificates of deposit	211,218	212,943
Savings accounts	814,589	759,910
Total deposits	$ 1,545,445	$ 1,485,003

Percentage change in deposit accounts.

No definition available.

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- Definition

Percentage of non interest bearing domestic deposits to deposits checking.

+ References

No definition available.

+ Details

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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

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 12

-Article 9

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Paragraph 37, 38, 39

-IssueDate 2006-05-01

-Chapter 13

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

Amount of interest-bearing domestic certificate of deposit liabilities.

+ References

+ Details

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- Definition

Amount of interest-bearing domestic checking deposit liabilities.

+ 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

+ Details

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- Definition

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

+ References

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- Definition

Percentage of interest-bearing domestic certificates of deposit liabilities to total deposit liabilities.

+ References

No definition available.

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- Definition

Percentage of interest-bearing domestic checking demand deposit liabilities to total deposit liabilities.

+ References

No definition available.

+ Details

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- Definition

Percentage of interest-bearing domestic savings deposit liabilities to total deposit liabilities.

+ References

No definition available.

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