| Income Taxes (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | |
|---|---|---|
| Mar. 31, 2014 | Mar. 31, 2013 | |
| Income Tax Disclosure [Abstract] | ||
| Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate | (4.40%) | 2.90% | 
| Provision (benefit) for income tax | $ 66 | $ 64 | 
| X | ||||||||||
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- Details 
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| X | ||||||||||
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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