Company-Sponsored Employee Benefit Plans (Level 3 Rollforward) (Details) (Qualified Pension Plan [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 29, 2013		Jun. 30, 2012
Fair value of plan assets at end of year	$ 2,518,009		$ 2,234,869
Real Estate [Member]
Fair value of plan assets at end of year	64,845	[1]	51,097	[1]
Private Equity [Member]
Fair value of plan assets at end of year	14,375	[1]	5,295	[1]
Level 3 [Member]
Fair value of plan assets at beginning of year	56,392		32,095
Actual return on plan assets still held at the reporting date	8,023		2,141
Actual return on plan assets sold during the period	0		0
Purchase and sales during the year	14,805		22,156
Transfers in and/or out of Level 3 during the year	0		0
Fair value of plan assets at end of year	79,220		56,392
Level 3 [Member] | Real Estate [Member]
Fair value of plan assets at beginning of year	51,097	[1]	30,615
Actual return on plan assets still held at the reporting date	6,696		2,155
Actual return on plan assets sold during the period	0		0
Purchase and sales during the year	7,052		18,327
Transfers in and/or out of Level 3 during the year	0		0
Fair value of plan assets at end of year	64,845	[1]	51,097	[1]
Level 3 [Member] | Private Equity [Member]
Fair value of plan assets at beginning of year	5,295	[1]	1,480
Actual return on plan assets still held at the reporting date	1,327		(14)
Actual return on plan assets sold during the period	0		0
Purchase and sales during the year	7,753		3,829
Transfers in and/or out of Level 3 during the year	0		0
Fair value of plan assets at end of year	$ 14,375	[1]	$ 5,295	[1]

[1] Include investments in investment funds only.