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Earnings Per Share (Narrative) (Detail) (Stock Option [Member])
In Millions, unless otherwise specified
6 Months Ended
Jun. 29, 2014
Jun. 30, 2013
Stock Option [Member]
   
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Shares considered anti-dilutive and excluded from computation 0.4 1.2