Goodwill and Purchased Intangible Assets - Schedule of Intangible Assets Associated with Purchased Patent License (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Finite Lived Intangible Assets [Line Items]
Net Amount	$ 821	$ 964
Patent license
Finite Lived Intangible Assets [Line Items]
Useful Lives	7 years	7 years
Gross Carrying Amount	$ 1,000	$ 1,000
Accumulated Amortization	(179)	(36)
Net Amount	$ 821	$ 964