Goodwill and Other Intangible Assets (Details 1) (Core Deposits [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013
Core Deposits [Member]
Summary of core deposit intangibles
Core deposit intangibles, Beginning balance	$ 1,460
Core deposit intangibles, Additions
Core deposit intangibles, Reductions
Core deposit intangibles, Ending balance	1,460
Accumulated amortization, Beginning balance	(368)
Accumulated amortization, Additions
Accumulated amortization, Reductions	(52)
Accumulated amortization, Ending balance	(420)
Core deposit intangibles, net, Beginning balance	1,092
Core deposit intangible, net, Additions
Core deposit intangible, net, Reductions	(52)
Core deposit intangibles, net, Ending balance	$ 1,040

Core deposit intangibles additions.

No definition available.

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Period Type:	duration

- Definition

Core deposit intangibles reductions.

+ References

No definition available.

+ Details

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- Details

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- Definition

Finite lived intangible assets accumulated amortization addition.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Finite lived intangible assets accumulated amortization reductions.

+ References

No definition available.

+ Details

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- Definition

Finite lived intangible assets net additions.

+ References

No definition available.

+ Details

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- Definition

Finite lived intangible assets net reductions.

+ References

No definition available.

+ Details

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- Definition

Bank deposits belonging to an acquired bank that can be counted on as a stable source of lending funds. These deposits have the following attributes: predictable costs and low sensitivity to interest rates. This intangible asset is usually amortized over its estimated useful life.

+ References

+ Details

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph a(1)

-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 after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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