Intangible Assets (Tables)

12 Months Ended

Jun. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Reconciliation of Intangible Assets

The reconciliation of intangible assets for the years ended June 30, 2017 and 2016 was as follows (in thousands):

	June 30,
	2017			2016
Patented technologies
Gross carrying amount at beginning of year	$	36,196		$	39,710
Foreign currency translation adjustments		(586	)		(3,514	)
Gross carrying amount at end of year		35,610			36,196
Accumulated amortization at beginning of year		(35,094	)		(37,785	)
Amortization expense		(724	)		(756	)
Foreign currency translation adjustments		572			3,447
Accumulated amortization at end of year		(35,246	)		(35,094	)
Net book value at end of year	$	364		$	1,102

Schedule of Net Book Value of Intangible Assets

The net book value of the Company’s intangible assets at June 30, 2017 and 2016 is summarized as follows (in thousands):

	June 30,				Estimated Remaining Useful Life at June 30, 2017
	2017		2016		(Years)
Patented technologies
Durasert	$	265	$	795		0.5
Tethadur		99		307		0.5
	$	364	$	1,102