Annual report pursuant to Section 13 and 15(d)

SHARE-BASED COMPENSATION - Options by Exercise Price (Details)

v3.3.1.900
SHARE-BASED COMPENSATION - Options by Exercise Price (Details)
shares in Thousands
 12 Months Ended
Dec. 31, 2015
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Outstanding options, shares (in shares) | shares 16,121
Outstanding options, weighted-average exercise price (USD per share) $ 7.25
Exercisable options, shares (in shares) | shares 12,299
Exercisable options, weighted-average exercise price (USD per share) $ 6.69
$0 to $5.63  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Exercise price range, lower range limit (USD per share) 0
Exercise price range, upper range limit (USD per share) $ 5.63
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Outstanding options, shares (in shares) | shares 704
Outstanding options, weighted-average remaining contractual life (in years) 1 year 2 months
Outstanding options, weighted-average exercise price (USD per share) $ 4.30
Exercisable options, shares (in shares) | shares 704
Exercisable options, weighted-average exercise price (USD per share) $ 4.30
$5.64 to $6.02  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Exercise price range, lower range limit (USD per share) 5.64
Exercise price range, upper range limit (USD per share) $ 6.02
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Outstanding options, shares (in shares) | shares 5,666
Outstanding options, weighted-average remaining contractual life (in years) 2 years 7 months
Outstanding options, weighted-average exercise price (USD per share) $ 6.02
Exercisable options, shares (in shares) | shares 5,666
Exercisable options, weighted-average exercise price (USD per share) $ 6.02
$6.03 to $15.95  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Exercise price range, lower range limit (USD per share) 6.03
Exercise price range, upper range limit (USD per share) $ 15.95
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Outstanding options, shares (in shares) | shares 9,482
Outstanding options, weighted-average remaining contractual life (in years) 4 years 7 months
Outstanding options, weighted-average exercise price (USD per share) $ 6.98
Exercisable options, shares (in shares) | shares 5,660
Exercisable options, weighted-average exercise price (USD per share) $ 6.98
$15.96 and over  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Exercise price range, lower range limit (USD per share) $ 15.96
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]  
Outstanding options, shares (in shares) | shares 269
Outstanding options, weighted-average remaining contractual life (in years) 3 months
Outstanding options, weighted-average exercise price (USD per share) $ 21.07
Exercisable options, shares (in shares) | shares 269
Exercisable options, weighted-average exercise price (USD per share) $ 21.07