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Stock-Based Compensation and Other Stock Plans - Summary of Stock Option Activity (Detail) (Stock Option [Member], USD $)
In Millions, except Share data in Thousands, unless otherwise specified
 9 Months Ended
Sep. 27, 2014
Stock Option [Member]
  
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]  
Shares, Outstanding at beginning of year 2,429
Shares, Granted 644
Shares, Exercised (357)
Shares, Forfeited or expired (35)
Shares, Outstanding at end of period 2,681
Shares, Exercisable at end of period 1,445
Exercise Price Per Share, Outstanding at beginning of year $ 58.35
Exercise Price Per Share, Granted $ 109.44
Exercise Price Per Share, Exercised $ 52.34
Exercise Price Per Share, Forfeited or expired $ 89.85
Exercise Price Per Share, Outstanding at end of period $ 71.01
Exercise Price Per Share, Exercisable at end of period $ 53.55
Remaining Contractual Term, Outstanding at end of period 7 years 1 month 6 days
Remaining Contractual Term, Exercisable at end of period 5 years 8 months 12 days
Aggregate Intrinsic Value, Outstanding at end of period $ 136.0
Aggregate Intrinsic Value, Exercisable at end of period $ 98.6