MULTIEMPLOYER EMPLOYEE BENEFIT PLANS - PLAN CONTRIBUTIONS (Details) - Multiemployer Defined Benefit Pension Plans - USD ($) $ in Thousands	12 Months Ended
Jun. 29, 2019	Jun. 30, 2018	Jul. 01, 2017
Multiemployer Plans [Line Items]
Multiemployer plan contributions	$ 48,545	$ 46,375	$ 44,551
Individually significant plans
Multiemployer Plans [Line Items]
Multiemployer plan contributions	40,947	39,121	36,653
All other plans
Multiemployer Plans [Line Items]
Multiemployer plan contributions	$ 7,598	$ 7,254	$ 7,898

Amount of contributions made to multiemployer plan by employer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450691-114947

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 5
-Subparagraph (e)(1)
-URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration