Other Comprehensive Income - Components of OCI (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 28, 2020	Mar. 30, 2019	Mar. 28, 2020	Mar. 30, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Comprehensive income	$ (102,490)	$ 481,021	$ 768,101	$ 1,064,305
Before Tax Amount
Total other comprehensive (loss) income	(93,048)	49,774	(46,079)	(54,839)
Tax
Total other comprehensive (loss) income	6,145	8,836	19,714	19,361
Net of Tax Amount
Total other comprehensive (loss) income	(99,193)	40,938	(65,793)	(74,200)
Pension and other postretirement benefit plans: | Other expense, net
Before Tax Amount
Reclassification adjustments, before tax	12,549	10,839	34,931	32,517
Tax
Amortization of prior service cost	3,092	2,710	8,710	8,130
Net of Tax Amount
Amortization of prior service cost	9,457	8,129	26,221	24,387
Amortization of prior service cost
Net of Tax Amount
Amortization of prior service cost			4,284	4,800
Amortization of prior service cost | Other expense, net
Before Tax Amount
Reclassification adjustments, before tax	1,905	2,133	5,715	6,399
Tax
Amortization of prior service cost	477	533	1,431	1,599
Net of Tax Amount
Amortization of prior service cost	1,428	1,600	4,284	4,800
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
Amortization of prior service cost			21,937	19,587
Foreign currency translation adjustment				(32,511)
Amortization of actuarial loss (gain), net | Other expense, net
Before Tax Amount
Reclassification adjustments, before tax	10,644	8,706	29,216	26,118
Tax
Amortization of prior service cost	2,615	2,177	7,279	6,531
Net of Tax Amount
Amortization of prior service cost	8,029	6,529	21,937	19,587
Foreign currency translation:
Before Tax Amount
Other comprehensive income before reclassifications, before tax	(151,143)	37,471	(122,347)	(88,989)
Tax
Foreign currency translation adjustment	0	0	0	0
Net of Tax Amount
Foreign currency translation adjustment	(151,143)	37,471	(122,347)	(88,989)
Change in marketable securities
Before Tax Amount
Other comprehensive income before reclassifications, before tax	25	1,396	717	1,396
Tax
Foreign currency translation adjustment	5	293	150	293
Net of Tax Amount
Foreign currency translation adjustment	20	1,103	567	1,103
Hedging, net of tax
Before Tax Amount
Other comprehensive income before reclassifications, before tax	42,647	(2,805)	31,998	28,509
Tax
Foreign currency translation adjustment	2,329	5,115	8,697	13,164
Net of Tax Amount
Foreign currency translation adjustment	40,318	(7,920)	23,301	15,345
Amortization of cash flow hedges
Net of Tax Amount
Amortization of prior service cost			6,465
Foreign currency translation adjustment			(22,289)
Amortization of cash flow hedges | Operating expenses
Before Tax Amount
Other comprehensive income before reclassifications, before tax	(22,844)		(29,506)
Tax
Foreign currency translation adjustment	(6,093)		(7,217)
Net of Tax Amount
Foreign currency translation adjustment	(16,751)		(22,289)
Amortization of cash flow hedges | Interest expense
Before Tax Amount
Reclassification adjustments, before tax	2,874		8,622
Tax
Amortization of prior service cost	719		2,157
Net of Tax Amount
Amortization of prior service cost	2,155		6,465
Amortization of cash flow hedges
Net of Tax Amount
Amortization of prior service cost				6,465
Foreign currency translation adjustment				(10,246)
Amortization of cash flow hedges | Operating expenses
Before Tax Amount
Other comprehensive income before reclassifications, before tax		2,032		(13,125)
Tax
Foreign currency translation adjustment		486		(2,879)
Net of Tax Amount
Foreign currency translation adjustment		1,546		(10,246)
Amortization of cash flow hedges | Interest expense
Before Tax Amount
Reclassification adjustments, before tax		2,873		8,619
Tax
Amortization of prior service cost		718		2,154
Net of Tax Amount
Amortization of prior service cost		2,155		6,465
Change in net investment hedge
Before Tax Amount
Other comprehensive income before reclassifications, before tax	65,491	(4,837)	61,504	41,634
Tax
Foreign currency translation adjustment	8,422	4,629	15,914	16,043
Net of Tax Amount
Foreign currency translation adjustment	$ 57,069	$ (9,466)	$ 45,590	$ 25,591