Segment Information - Schedule of Segments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017	Jun. 30, 2017
Segment Reporting Information [Line Items]
Revenue	$ 0	$ 411	$ 41	$ 1,937
Depreciation	190	179	576	524
Loss before Income Taxes	(2,855)	(2,845)	(8,998)	(8,966)
Fixed Assets, Net	2,618		2,618		$ 3,180
Total Capital Expenditures	14		14		499
Total Assets	9,311		9,311		18,835
Astro Scientific
Segment Reporting Information [Line Items]
Revenue	0	403	0	1,929
Depreciation	99	100	305	284
Loss before Income Taxes	(2,363)	(2,153)	(7,380)	(6,916)
Fixed Assets, Net	927		927		1,224
Total Capital Expenditures	8		8		468
Total Assets	7,580		7,580		16,833
Astral
Segment Reporting Information [Line Items]
Revenue	0	8	41	8
Depreciation	91	79	271	240
Loss before Income Taxes	(492)	$ (692)	(1,618)	$ (2,050)
Fixed Assets, Net	1,691		1,691		1,956
Total Capital Expenditures	6		6		31
Total Assets	$ 1,731		$ 1,731		$ 2,002