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Components of Net Periodic Pension (Benefit) Cost (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 27, 2015
Jun. 28, 2014
Jun. 27, 2015
Jun. 28, 2014
Europe        
Defined Benefit Plan Disclosure [Line Items]        
Interest cost $ 2 $ 3 $ 4 $ 5
Expected return on plan assets (3) (4) (7) (7)
Net periodic pension benefit (1) (1) (3) (2)
North America        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 1 1 2 2
Interest cost 11 13 23 26
Expected return on plan assets (14) (16) (28) (31)
Net periodic pension benefit $ (2) $ (2) $ (3) $ (3)