Segment information (Sales, by geographic area) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 03, 2021	Jun. 27, 2020	Jun. 29, 2019
Sales, by geographic area:
Sales	$ 19,534,679	$ 17,634,333	$ 19,518,592
Americas
Sales, by geographic area:
Sales	4,662,500	4,755,300	5,135,800
United States
Sales, by geographic area:
Sales	4,350,000	4,460,000	4,800,000
EMEA
Sales, by geographic area:
Sales	6,149,900	5,753,400	6,762,900
Germany
Sales, by geographic area:
Sales	2,420,000	2,200,000	2,660,000
Belgium
Sales, by geographic area:
Sales	1,120,000	1,090,000	1,160,000
Asia Pacific
Sales, by geographic area:
Sales	8,722,300	7,125,600	7,619,900
Taiwan
Sales, by geographic area:
Sales	3,930,000	3,070,000	3,200,000
China (including Hong Kong)
Sales, by geographic area:
Sales	2,790,000	2,330,000	2,520,000
SINGAPORE
Sales, by geographic area:
Sales	$ 1,040,000	$ 955,400	$ 1,020,000