MULTIEMPLOYER EMPLOYEE BENEFIT PLANS - INDIVIDUALLY SIGNIFICANT PLANS (Details) $ in Thousands	12 Months Ended
Jun. 30, 2018 USD ($) agreement	Jul. 01, 2017 USD ($)	Jul. 02, 2016 USD ($)
Western Conference of Teamsters Pension Plan
Multiemployer Plans [Line Items]
Entity tax identification number	916145047
Multiemployer plan number	001
Pension Protection Act Zone Status	Green	Green
First expiration date	Sep. 01, 2018
Last expiration date	Jan. 06, 2024
Multiemployer plan number of collective bargaining agreements \| agreement	22
Multiemployer plan contributions	$ 30,460	$ 28,145	$ 24,684
Western Conference of Teamsters Pension Plan \| Minimum
Multiemployer Plans [Line Items]
Multiemployer plan collective bargaining agreement average percentage of employer's contributions	1.00%
Western Conference of Teamsters Pension Plan \| Maximum
Multiemployer Plans [Line Items]
Multiemployer plan collective bargaining agreement average percentage of employer's contributions	11.00%
Teamsters Pension Trust Fund of Philadelphia and Vicinity
Multiemployer Plans [Line Items]
Entity tax identification number	231511735
Multiemployer plan number	001
Pension Protection Act Zone Status	Yellow	Yellow
Expiration date	Jul. 20, 2020
Multiemployer plan contributions	$ 3,313	$ 3,081	2,375
Truck Drivers and Helpers Local Union No. 355 Retirement Pension Fund
Multiemployer Plans [Line Items]
Entity tax identification number	526043608
Multiemployer plan number	001
Pension Protection Act Zone Status	Yellow	Yellow
Expiration date	Feb. 28, 2022
Multiemployer plan contributions	$ 2,245	$ 2,430	2,237
Minneapolis Food Distributing Industry Pension Plan
Multiemployer Plans [Line Items]
Entity tax identification number	416047047
Multiemployer plan number	001
Pension Protection Act Zone Status	Green	Green
Expiration date	Aug. 01, 2021
Multiemployer plan contributions	$ 3,103	$ 2,996	$ 2,996

The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation 12B
-Number 240
-Section 12b
-Subsection 1

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Number of collective-bargaining arrangements requiring contributions to a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

+ References

No definition available.

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- Definition

Percentage of contributions required by collective bargaining arrangement to all contributions required of employer for pension and other postretirement plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 5
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947

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Amount of contributions made to multiemployer plan by employer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-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 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 5
-Subparagraph (e)(1)
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-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

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- Definition

Three digit plan number for a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947

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Indicate the multiemployer plan's certified zone status as currently required by the Pension Protection Act of 2006 or a subsequent amendment thereof. The zone status categories are red (critical status), orange (seriously endangered), yellow (endangered), and green (none of the above). The acceptable values are "red", "orange", "yellow", "green", "other", and "NA". A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 5
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947

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- Definition

Expiration date of the collective bargaining arrangement requiring contributions to the multiemployer plan, in CCYY-MM-DD format. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

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Expiration date of the collective bargaining arrangement requiring contributions to the multiemployer plan that will expire first in a group of associated collective bargaining arrangements, in CCYY-MM-DD format. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

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Expiration date of the collective bargaining arrangement requiring contributions to the multiemployer plan that will expire last in a group of associated collective bargaining arrangements, in CCYY-MM-DD format. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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