Components of Net Periodic Pension Benefit (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 25, 2016	Jun. 27, 2015	Jun. 25, 2016	Jun. 27, 2015
Europe
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 2	$ 2	$ 4	$ 4
Expected return on plan assets	(3)	(3)	(6)	(7)
Net periodic pension benefit	(1)	(1)	(2)	(3)
North America
Defined Benefit Plan Disclosure [Line Items]
Service cost	2	1	4	2
Interest cost	12	11	23	23
Expected return on plan assets	$ (14)	(14)	(28)	(28)
Net periodic pension benefit		$ (2)	$ (1)	$ (3)