Leases - Schedule Of Adoption Of Topic 842 On Operating Lease In Consolidate Financial Position (Detail) - USD ($) $ in Thousands	Mar. 27, 2020	Jun. 29, 2019
Assets
Operating lease ROU assets	$ 7,175	$ 5,370
Liabilities and Shareholders' Equity
Operating lease liabilities, current	1,893	1,601
Operating lease liabilities, non-current	$ 5,024	3,769
Accounting Standards Update 2016-02 [Member]
Assets
Operating lease ROU assets		5,370
Liabilities and Shareholders' Equity
Operating lease liabilities, current		1,601
Operating lease liabilities, non-current		$ 3,769