Goodwill and Purchased Intangible Assets (Tables)

12 Months Ended

Jun. 30, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of goodwill and changes in the carrying amount of goodwill

Goodwill as of June 30, 2018 and 2017 and changes in the carrying amount of goodwill for the respective periods are as follows (in thousands):

	As of June 30,
	2018		2017
Balance at the beginning of the period	$	57,812	$	57,848
Currency translation		43		(36	)
Balance at the end of the period	$	57,855	$	57,812

Schedule of intangible assets associated with purchased patent license

The Company’s intangible assets associated with purchased patent license are as follows (in thousands):

		As of  June 30, 2018							As of June 30, 2017
	Useful Lives	Gross Carrying Amount		Accumulated Amortization			Net Amount		Gross Carrying Amount		Accumulated Amortization			Net Amount
	(in years)
Patent license	7	$	1,000	$	(179	)	$	821	$	1,000	$	(36	)	$	964

Schedule of estimated future amortization expense of purchased intangible assets

The estimated future amortization expense of purchased intangible assets as of June 30, 2018 is as follows (in thousands):

Year Ending June 30,	Amount
2019	$	143
2020		143
2021		143
2022		143
2023		143
Thereafter		106
	$	821