BUSINESS SEGMENT INFORMATION - GEOGRAPHIC AREA (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 29, 2019	Mar. 30, 2019	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 30, 2017	Sep. 30, 2017	Jun. 29, 2019	Jun. 30, 2018	Jul. 01, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales	$ 15,474,862	$ 14,658,074	$ 14,765,707	$ 15,215,279	$ 15,315,906	$ 14,349,504	$ 14,411,490	$ 14,650,424	$ 60,113,922	$ 58,727,324	$ 55,371,139
Long-lived assets	4,501,705				4,521,660				4,501,705	4,521,660	4,377,302
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales									48,257,385	46,812,297	44,395,765
Long-lived assets	3,361,629				3,448,164				3,361,629	3,448,164	3,252,980
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales									4,660,030	4,661,615	4,346,894
Long-lived assets	334,177				318,410				334,177	318,410	329,090
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales									3,133,793	3,176,069	2,974,133
Long-lived assets	270,613				319,664				270,613	319,664	303,178
France
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales									1,581,663	1,625,407	1,426,973
Long-lived assets	329,923				240,507				329,923	240,507	284,611
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales									2,481,051	2,451,936	2,227,374
Long-lived assets	$ 205,363				$ 194,915				$ 205,363	$ 194,915	$ 207,443