Property and Equipment (Details) - USD ($) $ in Thousands		Dec. 31, 2016	Jun. 30, 2016
Property, Plant and Equipment [Line Items]
Property and equipment		$ 8,335	$ 8,118
Less accumulated depreciation		(7,556)	(7,541)
Property and equipment, net		779	577
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment		4,130	4,130
Other [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	[1]	262	214
Land [Member]
Property, Plant and Equipment [Line Items]
Property and equipment		168	168
Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment		$ 3,775	$ 3,606

[1] Represents items that meet the capitalization threshold or which management believes will meet the threshold at the time of completion and which have yet to be placed into service as of the date of the balance sheet. Also included at December 31, 2016 and June 30, 2016 are costs associated with automation of production processes and advance planning and design work on the Company’s new production facility.