Goodwill and Purchased Intangible Assets (Tables)

12 Months Ended

Jun. 30, 2017

Goodwill and Purchased Intangible Assets

Schedule of goodwill and changes in the carrying amount of goodwill

	As of June 30,
	2017			2016
Balance at the beginning of the period	$	57,848		$	58,054
Currency translation		(36	)		(206	)
Balance at the end of the period	$	57,812		$	57,848

Schedule of intangible assets associated with completed acquisitions and purchased patent license

        The Company's intangible assets associated with completed acquisitions and purchased patent license are as follows (in thousands):

			As of June 30, 2017							As of June 30, 2016
	Useful Lives		Gross Carrying Amount		Accumulated Amortization			Net Amount		Gross Carrying Amount		Accumulated Amortization			Net Amount
	(in years)
Developed technology		5 - 6	$	46,700	$	(46,700	)	$	—	$	46,743	$	(39,132	)	$	7,611
Patent license		7		1,000		(36	)		964		—		—			—
Total intangible assets			$	47,700	$	(46,736	)	$	964	$	46,743	$	(39,132	)	$	7,611

Schedule of estimated future amortization expense of purchased intangible assets

        The estimated future amortization expense of purchased intangible assets as of June 30, 2017 is as follows (in thousands):

Year Ending June 30,	Amount
2018	$	143
2019		143
2020		143
2021		143
2022		143
Thereafter		249
	$	964