Funded Status of Defined Benefit Pension Plans (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 28, 2014	Jun. 29, 2013
Defined Benefit Plan Disclosure [Line Items]
Beginning of year	$ 1,562	$ 1,680
Service cost	9	11
Interest cost	74	70
Plan amendments/Other	0	1
Net benefits paid	(76)	(81)
Actuarial loss (gain)	116	(123)
Settlements	0	4
End of year	1,685	1,562
Beginning of year	1,439	1,515
Actual return on plan assets	194	(3)
Employer contributions	8	8
Benefits paid	(76)	(81)
End of year	1,565	1,439
Defined Benefit Plan, Funded Status of Plan	(120)	(123)
Noncurrent asset	0	1
Accrued liabilities	(4)	(5)
Pension obligation	(116)	(119)
Net asset (liability) recognized	(120)	(123)
Unamortized prior service cost	6	7
Unamortized actuarial loss, net	237	228
Total	$ 243	$ 235