Income Taxes (Deferred Tax Assets and Liabilities) (Details) - USD ($)	Jun. 27, 2015	Jun. 28, 2014
Deferred tax liabilities:
Excess tax depreciation and basis differences of assets	$ 381,875,000	$ 416,417,000
Goodwill and intangible assets	224,943,000	211,434,000
Other	23,449,000	15,171,000
Total deferred tax liabilities	630,267,000	643,022,000
Deferred tax assets:
Net operating tax state loss carryforwards	47,958,000	20,123,000
Benefit on unrecognized tax benefits	16,270,000	22,170,000
Pension	264,780,000	287,046,000
Share-based compensation	42,569,000	41,262,000
Deferred compensation	35,573,000	33,280,000
Self-insured liabilities	65,617,000	65,002,000
Receivables	38,410,000	47,688,000
Inventory	68,186,000	62,799,000
Cash flow hedge	74,900,000	56,826,000
Other	29,667,000	26,471,000
Total deferred tax assets	683,930,000	662,667,000
Total net deferred tax (assets)	(53,663,000)	(19,645,000)
State Jurisdiction [Member]
Deferred tax assets:
State jurisdiction operating loss carryforward valuation allowance	$ 0	$ 0