XML 76 R58.htm IDEA: XBRL DOCUMENT v3.3.1.900
Stock-Based Compensation (Detail) - (Table 4) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Outstanding at January 1, 2012 3,428,000 3,373,000 3,403,500
Outstanding at January 1, 2012 (in Dollars per share) $ 19.48 $ 17.01 $ 13.71
Granted 69,000 489,500 584,000
Granted (in Dollars per share) $ 36.59 $ 34.69 $ 30.03
Exercised (1,460,000) (340,000) (563,000)
Exercised (in Dollars per share) $ 14.59 $ 14.57 $ 10.28
Cancelled/Forfeited (21,000) (94,500) (51,500)
Outstanding at June 30, 2012 2,016,000 3,428,000 3,373,000
Outstanding at June 30, 2012 (in Dollars per share) $ 23.51 $ 19.48 $ 17.01
Outstanding at June 30, 2012 3 years    
Outstanding at June 30, 2012 (in Dollars) $ 16,999    
Exercisable at June 30, 2012 1,358,000    
Exercisable at June 30, 2012 (in Dollars per share) $ 18.85    
Stock based compensation, shares exercisable, weighted average remaining contractual term 2 years 2 months    
Exercisable at June 30, 2012 (in Dollars) $ 16,607    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price $ 28.49 $ 28.77 $ 22.32