XML 71 R69.htm IDEA: XBRL DOCUMENT v2.4.0.8
Stock Plans - Share Based Compensation Activity (Detail) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Method Used [Line Items]      
Outstanding Balance, Shares 3,088,519 [1]    
Stock options granted 168,916    
Exercised, Shares (1,687,918)    
Canceled, Shares (393,871)    
Outstanding Balance, Shares 1,175,646    
Exercisable Balance, Shares 764,693    
Outstanding Balance, Weighted Average Exercise Price $ 22.90 [1]    
Granted, Weighted Average Exercise Price $ 24.40    
Exercised, Weighted Average Exercise Price $ 19.97    
Canceled, Weighted Average Exercise Price $ 26.74    
Outstanding Balance, Weighted Average Exercise Price $ 26.02    
Exercisable Balance, Weighted Average Exercise Price $ 28.52    
Equity Incentive Plan Restricted Stock [Member]
     
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Method Used [Line Items]      
Nonvested shares balance, Shares 633,647    
Granted, Shares 506,470 [2]    
Vested, Shares (214,598)    
Canceled, Shares (350,586)    
Nonvested shares balance, Shares 574,933 633,647  
Nonvested shares balance, Weighted Average Grant-Date Fair-Value $ 25.15    
Granted, Weighted Average Grant-Date Fair-Value $ 33.57 [2] $ 33.26 $ 21.97
Vested, Weighted Average Grant-Date Fair-Value $ 20.80    
Canceled, Weighted Average Grant-Date Fair-Value $ 29.28    
Nonvested shares balance, Weighted Average Grant-Date Fair-Value $ 31.49 $ 25.15  
Long Term Incentive Plan Restricted Stock Units [Member]
     
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Method Used [Line Items]      
Nonvested shares balance, Shares 281,500    
Granted, Shares 11,182 [3]    
Vested, Shares (273,307)    
Canceled, Shares (19,375)    
Nonvested shares balance, Shares       
Nonvested shares balance, Weighted Average Grant-Date Fair-Value $ 30.48    
Granted, Weighted Average Grant-Date Fair-Value    [3]    
Vested, Weighted Average Grant-Date Fair-Value $ 30.48    
Canceled, Weighted Average Grant-Date Fair-Value $ 30.48    
Nonvested shares balance, Weighted Average Grant-Date Fair-Value       
[1] As a result of the Company's declaration of the special dividend on November 2, 2012, the number of shares subject to and the exercise price of option awards outstanding as of November 8, 2012, were adjusted. The number of stock options and the weighted average exercise price of stock options provided in the table reflect such adjustments.
[2] As a result of the Company's payment of the special dividend on December 21, 2012, the Company awarded approximately 91,000 additional restricted stock units as an adjustment to outstanding restricted stock units. The additional restricted stock units are not included in the calculation of the weighted average grant-date fair value of awards granted in 2012.
[3] LTIP restricted stock units granted during 2012 represent additional restricted stock units granted to adjust the number of outstanding awards as a result of the Company's payment of the special dividend on December 21, 2012. These additional restricted stock units are not included in the calculation of the weighted average grant-date fair value of awards granted in 2012.