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Components of Net Periodic Pension Expense (Benefit) (Detail) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 29, 2019
Jun. 30, 2018
Jun. 29, 2019
Jun. 30, 2018
North America        
Defined Benefit Plan Disclosure [Line Items]        
Service cost $ 2 $ 1 $ 4 $ 2
Interest cost 9 9 18 18
Expected return on plan assets (11) (10) (21) (21)
Net periodic pension benefit     1 (1)
United Kingdom        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 0 0 0 0
Interest cost 1 1 3 3
Expected return on plan assets (2) (2) (4) (4)
Net periodic pension benefit $ (1) $ (1) $ (1) $ (1)