OTHER COMPREHENSIVE INCOME - COMPONENTS OF OCI (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 27, 2020	Jun. 29, 2019	Jun. 30, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]
Comprehensive income	$ 104,323	$ 1,483,811	$ 1,520,679
Before Tax Amount
Total other comprehensive income (loss)	(114,701)	(208,099)	124,097
Tax
Total other comprehensive income (loss)	(3,549)	(17,639)	34,184
Net of Tax Amount
Before reclassifications, net of tax	(168,686)	(234,423)	49,658
Reclassifications, net of tax	53,266	41,136	40,255
Total other comprehensive (loss) income	(111,152)	(190,460)	89,913
Pension and other postretirement benefit plans
Net of Tax Amount
Before reclassifications, net of tax	(92,743)	(155,074)	52,511
Reclassifications, net of tax	44,646	32,516	32,015
Pension and other postretirement benefit plans | Other expense, net
Before Tax Amount
Reclassification adjustments, before tax	56,904	43,356
Tax
Reclassifications tax	12,258	10,840
Net of Tax Amount
Reclassifications, net of tax	44,646	32,516
Pension and other postretirement benefit plans | Operating expenses
Before Tax Amount
Reclassification adjustments, before tax			44,680
Tax
Reclassifications tax			12,665
Net of Tax Amount
Reclassifications, net of tax			32,015
Amortization of prior service cost | Other expense, net
Before Tax Amount
Reclassification adjustments, before tax	7,620	8,532
Tax
Reclassifications tax	1,908	2,132
Net of Tax Amount
Reclassifications, net of tax	5,712	6,400
Amortization of prior service cost | Operating expenses
Before Tax Amount
Reclassification adjustments, before tax			9,636
Tax
Reclassifications tax			2,731
Net of Tax Amount
Reclassifications, net of tax			6,905
Amortization of actuarial loss, net
Before Tax Amount
Other comprehensive income before reclassifications, before tax	(125,214)	(200,144)	69,476
Tax
Before reclassifications tax	(32,471)	(45,070)	16,965
Net of Tax Amount
Before reclassifications, net of tax	(92,743)	(155,074)	52,511
Amortization of actuarial loss, net | Other expense, net
Before Tax Amount
Reclassification adjustments, before tax	49,284	34,824
Tax
Reclassifications tax	10,350	8,708
Net of Tax Amount
Reclassifications, net of tax	38,934	26,116
Amortization of actuarial loss, net | Operating expenses
Before Tax Amount
Reclassification adjustments, before tax			35,044
Tax
Reclassifications tax			9,934
Net of Tax Amount
Reclassifications, net of tax			25,110
Foreign currency translation
Before Tax Amount
Other comprehensive income before reclassifications, before tax	(112,215)	(119,126)	(22,987)
Tax
Before reclassifications tax	0	0	0
Net of Tax Amount
Before reclassifications, net of tax	(112,215)	(119,126)	(22,987)
Marketable Securities
Before Tax Amount
Other comprehensive income before reclassifications, before tax	5,403	3,579
Tax
Before reclassifications tax	1,135	752
Net of Tax Amount
Before reclassifications, net of tax	4,268	2,827
Hedging, net of tax
Before Tax Amount
Other comprehensive income before reclassifications, before tax			23,872
Tax
Before reclassifications tax			9,529
Net of Tax Amount
Before reclassifications, net of tax			14,343
Hedging, net of tax | Interest expense
Before Tax Amount
Reclassification adjustments, before tax			11,499
Tax
Reclassifications tax			3,259
Net of Tax Amount
Reclassifications, net of tax			8,240
Change in net investment hedges
Before Tax Amount
Other comprehensive income before reclassifications, before tax	58,756	58,138	(2,443)
Tax
Before reclassifications tax	15,227	14,299	(8,234)
Net of Tax Amount
Before reclassifications, net of tax	43,529	43,839	5,791
Change in cash flow hedges | Operating expenses
Before Tax Amount
Other comprehensive income before reclassifications, before tax		(5,394)
Tax
Before reclassifications tax		(1,332)
Net of Tax Amount
Before reclassifications, net of tax		(4,062)
Change in cash flow hedges | Interest expense
Before Tax Amount
Reclassification adjustments, before tax		11,492
Tax
Reclassifications tax		2,872
Net of Tax Amount
Reclassifications, net of tax		8,620
Total other comprehensive income before reclassification adjustments
Before Tax Amount
Other comprehensive income before reclassifications, before tax	48,925	52,744	21,429
Tax
Before reclassifications tax	12,653	12,967	1,295
Net of Tax Amount
Before reclassifications, net of tax	36,272	$ 39,777	$ 20,134
Change in cash flow hedges | Operating expenses
Before Tax Amount
Other comprehensive income before reclassifications, before tax	(9,831)
Tax
Before reclassifications tax	(2,574)
Net of Tax Amount
Before reclassifications, net of tax	(7,257)
Change in cash flow hedges | Interest expense
Before Tax Amount
Reclassification adjustments, before tax	11,496
Tax
Reclassifications tax	2,876
Net of Tax Amount
Reclassifications, net of tax	$ 8,620