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Commitments and Contingencies (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Commitments and Contingencies [Abstract]    
2014 (remaining six months) $ 26  
2015 85  
2016 85  
2017 85  
2018 85  
Thereafter 172  
Total minimum payments required: 538  
Less amount representing interest: (62)  
Present value of net minimum lease payments: 476  
Less current portion (66)   
Capital lease noncurrent portion $ 410