| Goodwill (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2014 | Dec. 31, 2013 | 
|---|---|---|
| Goodwill and Intangible Assets Disclosure [Abstract] | ||
| Goodwill | $ 2,523 | $ 2,523 | 
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- Details 
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