Other Comprehensive Income (Summary of Changes in Accumulated Other Comprehensive (Loss) Income) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 26, 2015	Dec. 27, 2014	Dec. 26, 2015	Dec. 27, 2014
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, shareholders' equity			$ 5,260,224
Amortization of cash flow hedges	$ 1,825	$ 1,639	3,501	$ 1,765
Change in fair value of cash flow hedges	0	0	(3,779)	(34,111)
Amortization of prior service cost	1,715	1,737	3,430	3,474
Amortization of unrecognized net actuarial losses	3,275	2,993	6,550	5,986
Ending balance, shareholders' equity	3,941,427	5,342,960	3,941,427	5,342,960
Pension and other postretirement benefit plans:
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, shareholders' equity			(705,311)	(685,957)
Other comprehensive income before reclassification adjustments			0	0
Amortization of cash flow hedges			0	0
Change in fair value of cash flow hedges			0	0
Amortization of prior service cost			3,430	3,474
Amortization of unrecognized net actuarial losses			6,550	5,986
Ending balance, shareholders' equity	(695,331)	(676,497)	(695,331)	(676,497)
Foreign currency translation:
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, shareholders' equity			(97,733)	134,452
Other comprehensive income before reclassification adjustments			(131,682)	(163,107)
Amortization of cash flow hedges			0	0
Change in fair value of cash flow hedges			0	0
Amortization of prior service cost			0	0
Amortization of unrecognized net actuarial losses			0	0
Ending balance, shareholders' equity	(229,415)	(28,655)	(229,415)	(28,655)
Interest rate swaps:
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, shareholders' equity			(120,153)	(91,158)
Other comprehensive income before reclassification adjustments			0	0
Amortization of cash flow hedges			3,501	1,765
Change in fair value of cash flow hedges			(3,779)	(34,111)
Amortization of prior service cost			0	0
Amortization of unrecognized net actuarial losses			0	0
Ending balance, shareholders' equity	(120,431)	(123,504)	(120,431)	(123,504)
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance, shareholders' equity			(923,197)	(642,663)
Other comprehensive income before reclassification adjustments			(131,682)	(163,107)
Amortization of cash flow hedges			3,501	1,765
Change in fair value of cash flow hedges			(3,779)	(34,111)
Amortization of prior service cost			3,430	3,474
Amortization of unrecognized net actuarial losses			6,550	5,986
Ending balance, shareholders' equity	$ (1,045,177)	$ (828,656)	$ (1,045,177)	$ (828,656)