SUMMARY OF ACCOUNTING POLICIES (Details) customer in Thousands, $ in Millions	12 Months Ended
	Jul. 01, 2017 USD ($) customer segment facility Unit	Jul. 02, 2016 USD ($) shares	Jun. 27, 2015 USD ($)
Accounting Policies [Abstract]
Number of customers | customer	500
Number of distribution facilities | facility	324
Internal-use software, acquired and developed, cost incurred	$ 23.5	$ 82.1	$ 25.0
Capitalized interest	$ 2.0	2.0	0.9
Number of operating segments | segment	15
Number of reporting units tested | Unit	21
Number of reporting units requiring qualitative assessments | Unit	7
Summary of Accounting Policies [Line Items]
Aggregate goodwill threshold for requiring additional analysis	$ 1,700.0
Cash surrender value of corporate-owned life insurance	163.7	163.3
Shipping and handling costs	$ 3,400.0	2,600.0	$ 2,600.0
September 23, 2015
Summary of Accounting Policies [Line Items]
Value of shares repurchased		$ 1,500.0
Treasury stock purchases (in shares) | shares		34,716,180
Minimum
Summary of Accounting Policies [Line Items]
Reporting unit impairment, decrease in fair value estimate requiring additional analysis, percent	5.00%
Intangible assets useful life (in years)	2 years
Maximum
Summary of Accounting Policies [Line Items]
Reporting unit impairment, decrease in fair value estimate requiring additional analysis, percent	28.00%
Intangible assets useful life (in years)	15 years