XML 19 R31.htm IDEA: XBRL DOCUMENT v3.2.0.727
Stock-Based Compensation (Details 4) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Options Outstanding    
Weighted Average Remaining Contractual Life 4 years 6 months 4 days  
Vested and expected to vest Options Outstanding, Number Outstanding 8,508  
Vested and expected to vest Options Outstanding, Weighted Average Exercise Price $ 3.69  
Exercisable, Number Outstanding 5,780  
Exercisable, Weighted Average Exercise Price $ 4.00  
Options Exercisable    
Weighted Average Remaining Contractual Life 3 years 1 month 10 days  
Vested and expected to vest Options Exercisable, Aggregate Intrinsic Value $ 15  
Exercisable, Aggregate Intrinsic Value $ 7  
$1.50 - $2.05    
Exercise price range    
Low end of the range (in dollars per share) $ 1.50  
High end of the range (in dollars per share) $ 2.05  
Options Outstanding    
Number Outstanding (in shares) 1,569  
Weighted Average Exercise Price (in dollars per share) $ 2.03  
Options Exercisable    
Number Exercisable (in shares) 240  
Weighted Average Exercise Price (in dollars per share) $ 1.99  
Weighted Average Remaining Contractual Life 9 years 3 months 7 days  
$2.06 - $3.10    
Exercise price range    
Low end of the range (in dollars per share) $ 2.06  
High end of the range (in dollars per share) $ 3.10  
Options Outstanding    
Number Outstanding (in shares) 1,405  
Weighted Average Exercise Price (in dollars per share) $ 2.94  
Options Exercisable    
Number Exercisable (in shares) 1,011  
Weighted Average Exercise Price (in dollars per share) $ 2.89  
Weighted Average Remaining Contractual Life 2 years 8 months 1 day  
$3.11 - $3.58    
Exercise price range    
Low end of the range (in dollars per share) $ 3.11  
High end of the range (in dollars per share) $ 3.58  
Options Outstanding    
Number Outstanding (in shares) 1,423  
Weighted Average Exercise Price (in dollars per share) $ 3.35  
Options Exercisable    
Number Exercisable (in shares) 1,000  
Weighted Average Exercise Price (in dollars per share) $ 3.37  
Weighted Average Remaining Contractual Life 3 years 10 months 2 days  
$3.59 - $4.19    
Exercise price range    
Low end of the range (in dollars per share) $ 3.59  
High end of the range (in dollars per share) $ 4.19  
Options Outstanding    
Number Outstanding (in shares) 1,512  
Weighted Average Exercise Price (in dollars per share) $ 3.89  
Options Exercisable    
Number Exercisable (in shares) 1,238  
Weighted Average Exercise Price (in dollars per share) $ 3.89  
Weighted Average Remaining Contractual Life 3 years 7 months 2 days  
$4.20 - $4.54    
Exercise price range    
Low end of the range (in dollars per share) $ 4.20  
High end of the range (in dollars per share) $ 4.54  
Options Outstanding    
Number Outstanding (in shares) 1,416  
Weighted Average Exercise Price (in dollars per share) $ 4.43  
Options Exercisable    
Number Exercisable (in shares) 985  
Weighted Average Exercise Price (in dollars per share) $ 4.41  
Weighted Average Remaining Contractual Life 5 years 6 months 4 days  
$4.55 - $6.11    
Exercise price range    
Low end of the range (in dollars per share) $ 4.55  
High end of the range (in dollars per share) $ 6.11  
Options Outstanding    
Number Outstanding (in shares) 1,447  
Weighted Average Exercise Price (in dollars per share) $ 5.45  
Options Exercisable    
Number Exercisable (in shares) 1,306  
Weighted Average Exercise Price (in dollars per share) $ 5.51  
Weighted Average Remaining Contractual Life 2 years 6 months 15 days  
$1.50 - $6.11    
Exercise price range    
Low end of the range (in dollars per share) $ 1.50  
High end of the range (in dollars per share) $ 6.11  
Options Outstanding    
Number Outstanding (in shares) 8,772  
Weighted Average Exercise Price (in dollars per share) $ 3.66  
Options Exercisable    
Number Exercisable (in shares) 5,780  
Weighted Average Exercise Price (in dollars per share) $ 4.00  
Weighted Average Remaining Contractual Life 4 years 7 months 21 days  
Aggregate Intrinsic value (in dollars) $ 16  
Options    
Options Exercisable    
Total intrinsic value of awards exercised (in dollars) $ 300 $ 700