Enterprise Wide Disclosures (Narrative) (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jul. 02, 2022	Apr. 02, 2022	Jan. 01, 2022	Oct. 02, 2021	Jul. 03, 2021	Apr. 03, 2021	Dec. 26, 2020	Sep. 26, 2020	Jul. 02, 2022	Jul. 03, 2021	Jun. 27, 2020
Segment Reporting Information [Line Items]
Net sales	$ 126,206	$ 138,391	$ 134,456	$ 132,762	$ 132,629	$ 134,600	$ 128,262	$ 123,207	$ 531,815	$ 518,698	$ 449,480
Percentage Of Net Sales									100.00%	100.00%	100.00%
Key Tronic E M S
Segment Reporting Information [Line Items]
Net sales									$ 531,800	$ 518,700	$ 449,500