SELF-INSURED LIABILITIES (Details) - Self-insured liabilities - USD ($) $ in Thousands	12 Months Ended
	Jul. 03, 2021	Jun. 27, 2020	Jun. 29, 2019
Self-Insured Liabilities
Balance at beginning of period	$ 329,648	$ 297,817	$ 270,986
Charged to costs and expenses	494,328	502,315	492,411
Payments	(464,856)	(470,484)	(465,580)
Balance at end of period	359,120	329,648	$ 297,817
Long-term portion of self-insured liability balance	$ 227,700	$ 205,600