Enterprise-Wide Disclosures Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area (Detail)	12 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jun. 27, 2020
Segment Reporting Information [Line Items]
Percentage Of Net Sales	100.00%	100.00%	100.00%
Domestic (U.S.)
Segment Reporting Information [Line Items]
Percentage Of Net Sales	82.00%	72.00%	75.00%
China
Segment Reporting Information [Line Items]
Percentage Of Net Sales	16.00%	25.00%	19.00%
Canada
Segment Reporting Information [Line Items]
Percentage Of Net Sales	0.00%	0.00%	1.00%
Foreign
Segment Reporting Information [Line Items]
Percentage Of Net Sales	2.00%	3.00%	5.00%