Pension and Retirement Plans (Details) (USD $)	12 Months Ended
Jul. 02, 2011	Jul. 03, 2010	Jun. 27, 2009
Changes in benefit obligations:
Service cost	$ 23,874,000		$ 16,205,000
Interest cost	13,918,000	15,748,000	18,175,000
Change in plan assets:
Company's net contribution in pension plans	500,000	41,750,000
Amounts recognized in accumulated other comprehensive income:
Unrecognized net actuarial loss	147,311,000
Unamortized prior service credit	14,431,000
Other changes in plan assets and benefit obligations recognized in other comprehensive income:
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss).	31,987,000	50,502,000	42,948,000
Pension Plans [Member]
Changes in benefit obligations:
Benefit obligations at beginning of year	276,938,000	263,324,000
Service cost	23,874,000
Interest cost	13,918,000	15,748,000
Plan amendments		34,000,000
Actuarial loss	5,168,000	19,591,000
Benefits paid	(22,371,000)	(55,725,000)
Benefit obligations at end of year	297,527,000	276,938,000
Change in plan assets:
Fair value of plan assets at beginning of year	278,964,000	258,931,000
Actual return on plan assets	67,659,000	34,008,000
Benefits paid	(22,371,000)	(55,725,000)
Company's net contribution in pension plans	500,000	41,750,000
Fair value of plan assets at end of year	324,752,000	278,964,000
Funded status of the plan recognized as a non-current asset (liability)	27,225,000	2,026,000
Amounts recognized in accumulated other comprehensive income:
Unrecognized net actuarial loss	147,311,000	191,180,000
Unamortized prior service credit	(14,431,000)	(16,306,000)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans	132,880,000	174,874,000
Other changes in plan assets and benefit obligations recognized in other comprehensive income:
Net actuarial loss	(34,931,000)	15,720,000
Prior service cost (credit)		34,000,000
Amortization of net actuarial loss	(8,938,000)	(5,687,000)
Amortization of prior service credit	1,875,000	4,884,000
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss).	$ (41,994,000)	$ 48,917,000
Weighted average assumptions used to calculate actuarial present values of benefit obligations
Discount rate	5.25%	5.25%
Weighted average assumptions used to determine net benefit costs
Discount rate	5.25%	6.25%
Target rate of return on pension plan	8.50%	9.00%

The pretax total of net gain (loss), prior service cost (credit), and transition assets (obligations), as well as minimum pension liability if still remaining, included in accumulated other comprehensive income associated with a defined benefit pension or other postretirement plan(s) because they have yet to be recognized as components of net periodic benefit cost.

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Amount related to the pretax cost of benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation, which has not yet been recognized as components of net periodic benefit cost.

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The difference between fair value of plan assets at the end of the period and the fair value at the beginning of the period, adjusted for contributions and payments of benefits during the period, and after adjusting for taxes and other expenses, as applicable.

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The amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes payments made under a postretirement benefit plan, including prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. This item represents a periodic decrease to the plan obligations and a decrease to plan assets.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Assets, usually stocks, bonds, and other investments, that have been segregated and restricted (usually in a trust) to provide benefits, at their fair value as of the measurement date. Plan assets include amounts contributed by the employer (and by employees for a contributory plan) and amounts earned from investing the contributions, less benefits paid. If a plan has liabilities other than for benefits, those non-benefit obligations may be considered as reductions of plan assets.

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The change in other comprehensive income due to the amortization of the net prior service costs (credit) into net periodic pension costs.

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Pretax change in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption, or the consequence of a decision to temporarily deviate from the substantive plan, that has not been recognized in net periodic benefit cost.

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The net gain (loss) previously recognized in other comprehensive income that is a reclassification adjustment of other comprehensive income as a result of being recognized as a component of net periodic benefit cost for the period.

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