Quarterly report pursuant to Section 13 or 15(d)

Stock Plans (Details 2)

v2.4.0.6
Stock Plans (Details 2) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Dec. 31, 2011
Sep. 30, 2012
Summary of option activity          
Outstanding at January 1, 2012, Options     5,414    
Granted, Options 0 0 1,718    
Exercised, Options           
Expired or cancelled, Options     (290)    
Forfeited, Options           
Outstanding at September 30, 2012, Options 6,842   6,842 5,414  
Exercisable at September30, 2012, Options 5,800   5,800    
Outstanding at January 1, 2012, Weighted Average Exercise Price     $ 1.61    
Granted, Weighted Average Exercise Price     $ 1.14    
Exercised, Weighted Average Exercise Price           
Expired or cancelled, Weighted Average Exercise Price     $ 5.54    
Forfeited, Weighted Average Exercise Price           
Outstanding at September 30, 2012, Weighted Average Exercise Price $ 1.33   $ 1.33 $ 1.61  
Exercisable at September 30, 2012, Weighted Average Exercise Price $ 1.35   $ 1.35    
Outstanding at January 1, 2012, Weighted Average Remaining Option Term     6 years 1 month 2 days 6 years 6 months 11 days  
Outstanding at September 30, 2012, Weighted Average Remaining Option Term     6 years 1 month 2 days 6 years 6 months 11 days  
Exercisable at September30, 2012, Weighted Average Remaining Option Term     6 years 7 months 24 days    
Outstanding at January 1, 2012, Aggregate Intrinsic Value     $ 802   $ 559
Exercisable at September 30, 2012, Aggregate Intrinsic Value $ 498   $ 498