Goodwill and Other Intangible Assets (Details 3) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Changes in the carrying amount of other intangibles with definite lives
Balance at the beginning of the period	$ 53us-gaap_FiniteLivedIntangibleAssetsNet	$ 259us-gaap_FiniteLivedIntangibleAssetsNet
Purchase Price Consideration	0	0
Amortization	(26)us-gaap_AmortizationOfIntangibleAssets	(206)us-gaap_AmortizationOfIntangibleAssets	(246)us-gaap_AmortizationOfIntangibleAssets
Impairment	0	0
Balance at the end of the period	27us-gaap_FiniteLivedIntangibleAssetsNet	53us-gaap_FiniteLivedIntangibleAssetsNet	259us-gaap_FiniteLivedIntangibleAssetsNet
Expected amortization expense
2015	27
Total	$ 27us-gaap_FiniteLivedIntangibleAssetsNet	$ 53us-gaap_FiniteLivedIntangibleAssetsNet	$ 259us-gaap_FiniteLivedIntangibleAssetsNet
Minimum
Intangible assets with useful lives
Useful lives		3 years
Maximum
Intangible assets with useful lives
Useful lives		10 years

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

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

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-Name Accounting Standards Codification

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination.

+ References

No definition available.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ 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)(3)

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- Definition

Amount after 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)

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 3

-Subparagraph (b)

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