Segment Information - Schedule of Revenue from External Customers and Long-lived Assets, by Geographical Areas (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Jun. 30, 2014
Revenues:
Revenues	$ 14,402	$ 13,571
Long-lived assets:
Long-lived assets	1,081		1,172
United States [Member] | Geographic Concentration Risk [Member]
Revenues:
Revenues	2,349	2,933
United States [Member] | Reportable Geographical Components [Member]
Long-lived assets:
Long-lived assets	709		795
All other countries [Member] | Geographic Concentration Risk [Member]
Revenues:
Revenues	544	372
All other countries [Member] | Reportable Geographical Components [Member]
Long-lived assets:
Long-lived assets	372		377
Europe [Member] | Geographic Concentration Risk [Member]
Revenues:
Revenues	8,279	6,313
Asia [Member] | Geographic Concentration Risk [Member]
Revenues:
Revenues	$ 3,230	$ 3,953