Leases - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Mar. 27, 2020	Mar. 27, 2020	Jun. 29, 2019
Operating Lease Rental Expense	$ 500	$ 1,500
Operating lease liability, current portion	1,893	1,893	$ 1,601
Finance Lease, Liability	$ 200	$ 200
Maximum [Member]
Operating lease expiration year		2025
Lessee operating lease option to extend term		5 years
Minimum [Member]
Lessee operating lease option to extend term		1 year