Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Details 4)

v2.4.0.6
STOCK-BASED COMPENSATION (Details 4) (Employee Stock Option Plans, USD $)
 12 Months Ended
Dec. 31, 2012
$6.48 - $6.49
  
Stock options by exercise price  
Range of exercise prices, low end of the range (in dollars per share) $ 6.48
Range of exercise prices, high end of the range (in dollars per share) $ 6.49
Options Outstanding  
Number of Shares Underlying Options (in shares) 1,675,636
Weighted-Average Remaining Contractual Life (in years) 6 years 2 months 26 days
Weighted-Average Exercise Price (in dollars per share) $ 6.49
Options Exercisable  
Number of Shares Underlying Options (in shares) 1,671,713
Weighted Average Exercise Price (in dollars per share) $ 6.49
$6.50 - $6.73
  
Stock options by exercise price  
Range of exercise prices, low end of the range (in dollars per share) $ 6.50
Range of exercise prices, high end of the range (in dollars per share) $ 6.73
Options Outstanding  
Number of Shares Underlying Options (in shares) 2,406,410
Weighted-Average Remaining Contractual Life (in years) 7 years 11 months 16 days
Weighted-Average Exercise Price (in dollars per share) $ 6.72
Options Exercisable  
Number of Shares Underlying Options (in shares) 2,145,582
Weighted Average Exercise Price (in dollars per share) $ 6.70
$6.74 - $8.15
  
Stock options by exercise price  
Range of exercise prices, low end of the range (in dollars per share) $ 6.74
Range of exercise prices, high end of the range (in dollars per share) $ 8.15
Options Outstanding  
Number of Shares Underlying Options (in shares) 2,924,346
Weighted-Average Remaining Contractual Life (in years) 7 years 8 months 26 days
Weighted-Average Exercise Price (in dollars per share) $ 7.97
Options Exercisable  
Number of Shares Underlying Options (in shares) 2,494,317
Weighted Average Exercise Price (in dollars per share) $ 7.96
$8.16 - $9.59
  
Stock options by exercise price  
Range of exercise prices, low end of the range (in dollars per share) $ 8.16
Range of exercise prices, high end of the range (in dollars per share) $ 9.59
Options Outstanding  
Number of Shares Underlying Options (in shares) 1,267,156
Weighted-Average Remaining Contractual Life (in years) 1 year 11 months 23 days
Weighted-Average Exercise Price (in dollars per share) $ 8.44
Options Exercisable  
Number of Shares Underlying Options (in shares) 1,231,653
Weighted Average Exercise Price (in dollars per share) $ 8.44
$9.60 - $11.23
  
Stock options by exercise price  
Range of exercise prices, low end of the range (in dollars per share) $ 9.60
Range of exercise prices, high end of the range (in dollars per share) $ 11.23
Options Outstanding  
Number of Shares Underlying Options (in shares) 1,587,992
Weighted-Average Remaining Contractual Life (in years) 6 years 3 months
Weighted-Average Exercise Price (in dollars per share) $ 9.79
Options Exercisable  
Number of Shares Underlying Options (in shares) 1,555,276
Weighted Average Exercise Price (in dollars per share) $ 9.79
$11.24 - $23.93
  
Stock options by exercise price  
Range of exercise prices, low end of the range (in dollars per share) $ 11.24
Range of exercise prices, high end of the range (in dollars per share) $ 23.93
Options Outstanding  
Number of Shares Underlying Options (in shares) 1,960,633
Weighted-Average Remaining Contractual Life (in years) 3 years 14 days
Weighted-Average Exercise Price (in dollars per share) $ 17.36
Options Exercisable  
Number of Shares Underlying Options (in shares) 1,960,633
Weighted Average Exercise Price (in dollars per share) $ 17.36
$23.94 - $26.45
  
Stock options by exercise price  
Range of exercise prices, low end of the range (in dollars per share) $ 23.94
Range of exercise prices, high end of the range (in dollars per share) $ 26.45
Options Outstanding  
Number of Shares Underlying Options (in shares) 1,782,204
Weighted-Average Remaining Contractual Life (in years) 4 years 4 months 10 days
Weighted-Average Exercise Price (in dollars per share) $ 25.88
Options Exercisable  
Number of Shares Underlying Options (in shares) 1,782,204
Weighted Average Exercise Price (in dollars per share) $ 25.88
$6.48 - $26.45
  
Stock options by exercise price  
Range of exercise prices, low end of the range (in dollars per share) $ 6.48
Range of exercise prices, high end of the range (in dollars per share) $ 26.45
Options Outstanding  
Number of Shares Underlying Options (in shares) 13,604,377
Weighted-Average Remaining Contractual Life (in years) 5 years 9 months 4 days
Weighted-Average Exercise Price (in dollars per share) $ 11.52
Options Exercisable  
Number of Shares Underlying Options (in shares) 12,841,378
Weighted Average Exercise Price (in dollars per share) $ 11.75