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Equity (Details Textual) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Share-based Arrangements with Employees and Nonemployees [Abstract]    
Estimated average forfeiture rate 9.76% 9.73%
Stock Options, Granted 2,500 26,241
Outstanding Options, Weighted Average Exercise Price $ 0.027 $ 0.04
Stock Options, Exercised 0 0
Total unrecognized compensation expense related to non-vested share-based compensation arrangements granted under the plans $ 292  
Unrecognized compensation expense amortization period 1 year 1 month 6 days