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Stockholders' Equity (Details1) (USD $)
In Thousands, except Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Number of Shares    
Outstanding at end of year 2,013,876 7,163
Warrants
   
Number of Shares    
Outstanding at beginning of year 550,664 54,762
Issued    495,902
Converted (474,266)  
Exercised (9,391)   
Cancelled (1,744)   
Outstanding at end of year 65,263 550,664
Weighted Average Exercise Price    
Outstanding at beginning of year $ 24.14 $ 179
Issued    $ 7.06
Converted $ 6.53  
Exercised $ 6.53   
Cancelled $ 105   
Outstanding at end of year $ 5.83 $ 24.14
Aggregate Intrinsic Value    
Aggregate intrinsic value of share outstanding   $ 145