Components of Net Periodic Benefit Cost for Continuing Operations (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 30, 2012
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 74	$ 70
Pension Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Service cost	9	11	9
Interest cost	74	70	73
Expected return on assets	(91)	(92)	(86)
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)	1	1	1
Amortization of net actuarial loss	4	4	3
Settlement loss	1	6	1
Net periodic (benefit) cost	$ (2)	$ 0	$ 1