Segment information (Sales) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 03, 2021	Jun. 27, 2020	Jun. 29, 2019
Sales by major product categories
Sales	$ 19,534,679	$ 17,634,333	$ 19,518,592
Semiconductors
Sales by major product categories
Sales	14,722,800	13,440,300	14,973,300
Interconnect, passive & electromechanical (IP&E)
Sales by major product categories
Sales	3,649,000	3,146,000	3,516,000
Computers
Sales by major product categories
Sales	640,600	572,000	533,100
Other
Sales by major product categories
Sales	$ 522,300	$ 476,000	$ 496,200