XML 34 R89.htm IDEA: XBRL DOCUMENT v2.4.0.8
Share-Based Compensation - Stock Options Narrative (Details) (Stock Option and Incentive Plan [Member], USD $)
In Millions, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Fair value $ 1.0 $ 2.5 $ 16.8
Weighted average fair value of options granted (in dollars per share) $ 61.82 $ 40.43 $ 30.27
Exercises in period total intrinsic value 77.4 86.8 35.4
Intrinsic value of exercisable options $ 341.9    
Options available for future grant under the Company's option plans (in shares) 3.4    
Minimum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 3 years    
Expiration term 7 years    
Maximum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 5 years    
Expiration term 10 years