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Share-Based Compensation (Details) (Nonvested stock awards, 1998 Stock Incentive Plan ("SI Plan"), USD $)
In Millions, except Share data, unless otherwise specified
0 Months Ended
Apr. 02, 2014
Nonvested stock awards | 1998 Stock Incentive Plan ("SI Plan")
 
Share-Based Compensation  
Number of nonvested stocks granted (in shares) 742,141
Grant date fair value (in dollars per share) $ 75.96
Fair value of shares granted (in dollars) $ 56.4
Vesting period of the value of shares amortized to expense 4 years