Operating Segment, Geographic Information and Significant Customers - Customers Comprising Ten Percent or More of Revenues (Details) - Customer Concentration Risk - Revenues	12 Months Ended
	Jul. 03, 2026	Jun. 27, 2025	Jun. 28, 2024
RTX Corporation
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Line Items]
Concentration risk, percent	15.00%	13.00%	10.00%
Lockheed Martin Corporation
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Line Items]
Concentration risk, percent	11.00%	10.00%	11.00%
Northrop Grumman
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Line Items]
Concentration risk, percent	10.00%
U.S. Navy
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Line Items]
Concentration risk, percent		10.00%
L3Harris
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Line Items]
Concentration risk, percent			12.00%
Five Major Customers, Cumulative
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Line Items]
Concentration risk, percent	36.00%	33.00%	33.00%