Business Risk and Credit Risk Concentration Involving Cash (Details) - Customer concentration risk	3 Months Ended		9 Months Ended		12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016	Jun. 30, 2015
Next Generation Chemical Detector Partner | Revenue
Concentration Risk [Line Items]
Concentration risk, percentage	19.00%	11.00%	46.00%	59.00%
Department of Homeland Security Science and Technology Directorate Partner | Revenue
Concentration Risk [Line Items]
Concentration risk, percentage	79.00%	89.00%	53.00%	20.00%
Department of Homeland Security Science and Technology Directorate Partner | Accounts receivable
Concentration Risk [Line Items]
Concentration risk, percentage			87.00%		100.00%
A Japanese Aerospace Company | Revenue
Concentration Risk [Line Items]
Concentration risk, percentage			0.00%	21.00%