Business Risk and Credit Risk Concentration Involving Cash (Details) - Customer concentration risk	3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Jun. 30, 2015
Revenue
Concentration Risk [Line Items]
Concentration risk, percentage			100.00%	100.00%
Next Generation Chemical Detector Partner | Revenue
Concentration Risk [Line Items]
Concentration risk, percentage	37.00%	74.00%	53.00%	74.00%
Next Generation Chemical Detector Partner | Accounts receivable
Concentration Risk [Line Items]
Concentration risk, percentage			83.00%		0.00%
Department of Homeland Security Science and Technology Directorate Partner | Revenue
Concentration Risk [Line Items]
Concentration risk, percentage	63.00%	0.00%	47.00%	0.00%
Department of Homeland Security Science and Technology Directorate Partner | Accounts receivable
Concentration Risk [Line Items]
Concentration risk, percentage			17.00%		100.00%
A Japanese Aerospace Company | Revenue
Concentration Risk [Line Items]
Concentration risk, percentage	0.00%	26.00%	0.00%	26.00%