Other Comprehensive Income - Components of Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 29, 2018	Dec. 30, 2017
Accumulated Other Comprehensive Income (Loss) [Line Items]
Comprehensive income	$ 193,816	$ 310,664	$ 583,284	$ 798,462
Before Tax Amount
Total other comprehensive income (loss)	(63,908)	29,698	(104,613)	145,102
Tax
Total other comprehensive income (loss)	9,656	3,147	10,525	(1,607)
Net of Tax Amount
Foreign currency translation adjustment			(32,511)
Total other comprehensive (loss) income	(73,564)	26,551	(115,138)	146,709
Pension and other postretirement benefit plans:
Net of Tax Amount
Foreign currency translation adjustment			(32,511)
Pension and other postretirement benefit plans: | Other expense, net
Before Tax Amount
Reclassification adjustments, before tax	10,839	11,170	21,678	22,340
Tax
Amortization of prior service cost	2,710	2,792	5,420	7,081
Net of Tax Amount
Amortization of prior service cost	8,129	8,378	16,258	15,259
Amortization of prior service cost
Net of Tax Amount
Amortization of prior service cost			3,200	3,291
Amortization of prior service cost | Other expense, net
Before Tax Amount
Reclassification adjustments, before tax	2,133	2,409	4,266	4,818
Tax
Amortization of prior service cost	533	602	1,066	1,527
Net of Tax Amount
Amortization of prior service cost	1,600	1,807	3,200	3,291
Amortization of actuarial loss (gain), net
Before Tax Amount
Other comprehensive income before reclassifications, before tax			(36,891)
Tax
Foreign currency translation adjustment			(4,380)
Net of Tax Amount
Foreign currency translation adjustment			(32,511)
Amortization of prior service cost			13,058	11,968
Amortization of actuarial loss (gain), net | Other expense, net
Before Tax Amount
Reclassification adjustments, before tax	8,706	8,761	17,412	17,522
Tax
Amortization of prior service cost	2,177	2,190	4,354	5,554
Net of Tax Amount
Amortization of prior service cost	6,529	6,571	13,058	11,968
Foreign currency translation:
Before Tax Amount
Other comprehensive income before reclassifications, before tax	(101,533)	19,254	(126,460)	140,584
Tax
Foreign currency translation adjustment	0	0	0	0
Net of Tax Amount
Foreign currency translation adjustment	(101,533)	19,254	(126,460)	140,584
Hedging, net of tax
Before Tax Amount
Other comprehensive income before reclassifications, before tax	23,913	(3,599)	31,314	(23,568)
Tax
Foreign currency translation adjustment	6,228	(363)	8,049	(10,509)
Net of Tax Amount
Foreign currency translation adjustment	17,685	(3,236)	23,265	(13,059)
Amortization of cash flow hedges
Net of Tax Amount
Foreign currency translation adjustment			(11,792)
Amortization of prior service cost			4,310
Amortization of cash flow hedges | Operating expenses
Before Tax Amount
Other comprehensive income before reclassifications, before tax	(11,380)		(15,157)
Tax
Foreign currency translation adjustment	(2,596)		(3,365)
Net of Tax Amount
Foreign currency translation adjustment	(8,784)		(11,792)
Amortization of cash flow hedges | Interest expense
Before Tax Amount
Reclassification adjustments, before tax	2,873		5,746
Tax
Amortization of prior service cost	718		1,436
Net of Tax Amount
Amortization of prior service cost	2,155		4,310
Amortization of cash flow hedges
Net of Tax Amount
Foreign currency translation adjustment				3,118
Amortization of prior service cost				3,925
Amortization of cash flow hedges | Operating expenses
Before Tax Amount
Other comprehensive income before reclassifications, before tax		2,944		6,350
Tax
Foreign currency translation adjustment		2,027		3,232
Net of Tax Amount
Foreign currency translation adjustment		917		3,118
Amortization of cash flow hedges | Interest expense
Before Tax Amount
Reclassification adjustments, before tax		2,873		5,746
Tax
Amortization of prior service cost		718		1,821
Net of Tax Amount
Amortization of prior service cost		2,155		3,925
Change in net investment hedge
Before Tax Amount
Other comprehensive income before reclassifications, before tax	35,293	(6,543)	46,471	(29,918)
Tax
Foreign currency translation adjustment	8,824	(2,390)	11,414	(13,741)
Net of Tax Amount
Foreign currency translation adjustment	$ 26,469	$ (4,153)	$ 35,057	$ (16,177)