Components of Periodic Benefit Cost Benefit for Pension and Postretirement Benefit Plans (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 28, 2013	Sep. 29, 2012
Pension Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 2	$ 3
Interest cost	19	18
Expected return on plan assets	(22)	(23)
Amortization of net actuarial loss	1	1
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)	0	0
Settlement loss	0	0
Net periodic benefit cost (benefit)	0	(1)
Other Postretirement Benefit Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Service cost	0	0
Interest cost	1	1
Expected return on plan assets	0	0
Amortization of net actuarial loss	0	0
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)	(2)	(2)
Settlement loss	0	0
Net periodic benefit cost (benefit)	$ (1)	$ (1)