COMPANY-SPONSORED EMPLOYEE BENEFIT PLANS - COMPONENTS OF NET BENEFIT COSTS AND OTHER COMPREHENSIVE INCOME (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 27, 2020	Jun. 29, 2019	Jun. 30, 2018
Other changes in plan assets and benefit obligations recognized in other comprehensive income (loss)
Amortization of actuarial loss (gain)	$ 92,743	$ 155,074	$ (52,511)
Prior service cost (credit) arising in current year	(5,712)	(6,400)	(6,905)
Actuarial gain (loss) arising in current year	(38,934)	(26,116)	(25,110)
Accumulated other comprehensive loss (income) expected to be recognized as components of net benefit cost
Amortization of prior service cost (credit)	662
Amortization of actuarial losses (gains)	42,525
Total	43,187
Pension Benefits | United States
Net benefit costs
Service cost	15,531	13,977	14,514
Interest cost	164,756	172,213	173,827
Expected return on plan assets	(196,249)	(180,624)	(233,987)
Amortization of prior service cost (credit)	7,537	8,380	9,460
Amortization of actuarial loss	39,483	35,537	35,696
Curtailment loss (gain)	0	0	0
Settlement loss (gain) recognized	0	0	0
Net pension (benefits) costs	31,058	49,483	(490)
Other changes in plan assets and benefit obligations recognized in other comprehensive income (loss)
Amortization of prior service cost (credit)	7,537	8,380	9,460
Amortization of actuarial loss (gain)	39,483	35,537	35,696
Prior service cost (credit) arising in current year	2,077	0	0
Effect of exchange rates on amounts in AOCI	0	0	0
Actuarial gain (loss) arising in current year	(127,048)	(163,588)	51,318
Net pension cost (income)	(77,951)	(119,671)	96,474
Accumulated other comprehensive loss (income) expected to be recognized as components of net benefit cost
Amortization of prior service cost (credit)	729
Amortization of actuarial losses (gains)	42,288
Total	43,017
Pension Benefits | International Plan
Net benefit costs
Service cost	2,800	2,790	3,219
Interest cost	8,681	10,637	10,667
Expected return on plan assets	(10,819)	(11,072)	(11,653)
Amortization of prior service cost (credit)	597	(202)	(2,003)
Amortization of actuarial loss	157	(98)	(67)
Curtailment loss (gain)	(4,166)	0	0
Settlement loss (gain) recognized		109	16
Net pension (benefits) costs	(2,750)	2,164	179
Other changes in plan assets and benefit obligations recognized in other comprehensive income (loss)
Amortization of prior service cost (credit)	422	(202)	(2,003)
Amortization of actuarial loss (gain)	157	11	(51)
Prior service cost (credit) arising in current year	(661)	(3,050)	4,624
Effect of exchange rates on amounts in AOCI	784	1,163	(583)
Actuarial gain (loss) arising in current year	3,640	(8,090)	10,406
Net pension cost (income)	4,342	$ (10,168)	$ 12,393
Accumulated other comprehensive loss (income) expected to be recognized as components of net benefit cost
Amortization of prior service cost (credit)	(67)
Amortization of actuarial losses (gains)	237
Total	$ 170