Changes in Pension and Other Postretirement Benefit Obligations, Plan Assets and Funded Status (Detail) (North America, USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 28, 2013
Pension Benefits
Schedule of Defined Benefit Plan Change in Benefit Obligation [Line Items]
Obligation at beginning of period	$ 1,135
Service cost
Interest cost	7
Actuarial gain	(12)
Benefits paid	(8)
Obligation at end of period	1,122
Fair value of plan assets at beginning of period	972
Actual return on plan assets	22
Benefits paid	(8)
Fair value of plan assets at end of period	986
Net liability recognized at end of period	(136)
Other Benefits
Schedule of Defined Benefit Plan Change in Benefit Obligation [Line Items]
Obligation at beginning of period	17
Service cost
Obligation at end of period	17
Net liability recognized at end of period	$ (17)