Quarterly report pursuant to Section 13 or 15(d)

Stock Plans (Details 2)

v2.4.0.8
Stock Plans (Details 2) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 12 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Restricted Stock [Member]
    
Stock Options [Line Items]    
Options, Balance at Beginning of Period 0  
Granted, option 617  
Released, option (259)  
Expired or cancelled, options 0  
Forfeited, option 0  
Options, Balance at End of Period 358 0
Exercisable options 0  
Weighted Average Exercise Price, Balance at Beginning of Period $ 0  
Weighted average exercise price, Granted $ 0  
Expired or cancelled, Weighted Average Exercise Price $ 0  
Weighted average exercise price, Released $ 0  
Weighted average exercise price, Forfeited $ 0  
Weighted Average Exercise Price, Balance at End of Period $ 0 $ 0
Weighted Average Exercise Price, Exercisable $ 0  
Outstanding, Weighted Average Remaining Contractual Term 9 years 10 months 13 days 0 years
Exercisable, Weighted Average Remaining Contractual Term 0 years  
Outstanding at, Aggregate Intrinsic Value $ 207 $ 0
Exercisable, Aggregate Intrinsic Value 0  
Employee Stock Option [Member]
    
Stock Options [Line Items]    
Options, Balance at Beginning of Period 6,732  
Granted, option 275  
Exercised, options 0  
Expired or cancelled, options (60)  
Forfeited, option (2)  
Options, Balance at End of Period 6,945 6,732
Exercisable options 6,869  
Weighted Average Exercise Price, Balance at Beginning of Period $ 1.31  
Weighted average exercise price, Granted $ 0.66  
Exercised, Weighted Average Exercise Price $ 0  
Expired or cancelled, Weighted Average Exercise Price $ 3.69  
Weighted average exercise price, Forfeited $ 4.06  
Weighted Average Exercise Price, Balance at End of Period $ 1.27 $ 1.31
Weighted Average Exercise Price, Exercisable $ 1.27  
Outstanding, Weighted Average Remaining Contractual Term 5 years 6 months 25 days 5 years 9 months
Exercisable, Weighted Average Remaining Contractual Term 5 years 6 months 7 days  
Outstanding at, Aggregate Intrinsic Value 3 0
Exercisable, Aggregate Intrinsic Value $ 2