Revenue (Disaggregation of Revenue) (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
Disaggregation of Revenue [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
Transferred over Time [Member]
Disaggregation of Revenue [Line Items]
Net sales									515,831	509,621	441,405
Transferred at Point in Time [Member]
Disaggregation of Revenue [Line Items]
Net sales									$ 15,984	$ 9,077	$ 8,075