Business segments and geographic information - Schedule of Accounts Receivable from Individual Customers Representing Ten Percent or More of Accounts Receivable (Details) - Accounts Receivable - Customer Concentration Risk	12 Months Ended
	Jun. 27, 2025	Jun. 28, 2024
NVIDIA Corporation
Schedule Of Entity Wide Accounts Receivable By Major Customers By Reporting Segments [Line Items]
Concentration of risk percentage	25.50%	22.70%
Cisco Systems, Inc.
Schedule Of Entity Wide Accounts Receivable By Major Customers By Reporting Segments [Line Items]
Concentration of risk percentage	13.70%	12.40%
Nokia Corporation
Schedule Of Entity Wide Accounts Receivable By Major Customers By Reporting Segments [Line Items]
Concentration of risk percentage	12.00%	19.30%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.