Equipment and Leasehold Improvements, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jun. 30, 2019
Property, Plant and Equipment [Line Items]
Property and Equipment, gross	$ 4,353	$ 4,342
Accumulated depreciation	(3,629)	(3,550)
Property and Equipment, net	724	792
Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment, gross	2,558	2,558
Computer equipment and software [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment, gross	1,051	1,050
Office equipment and furniture [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment, gross	205	205
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment, gross	446	446
Project In Progress [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment, gross	$ 93	$ 83

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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