Income Taxes (Deferred Income Tax Assets And Liabilities) (Detail) - USD ($) $ in Thousands	Jun. 29, 2019	Jun. 30, 2018
Income Tax Disclosure [Abstract]
Net operating loss	$ 33	$ 0
Tax credit carryforwards, net	4,986	3,946
Inventory	1,087	667
Deferred Tax Assets, Goodwill and Intangible Assets	407
Identifiable intangibles		0
Interest expense carryforward	474	0
Accruals	3,549	3,830
Research and development expenses	232	0
Mark-to-market adjustments	0	247
Arbitration settlement	0	1,100
Other	30	33
Deferred income tax assets	10,798	9,823
Accrued withholding tax - unremitted earnings	(820)	(822)
Fixed assets	(443)	(289)
Mart-to-market adjustments	(730)	0
Deferred revenue	(790)	0
Identifiable intangibles	0	(670)
Other	(175)	(160)
Deferred income tax liabilities	2,958	1,941
Net deferred income tax assets	7,840	7,882
Long-term deferred income tax asset	$ 7,840	$ 7,882