Segment, Customer and Geographical Reporting (Details Textual) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Segment Reporting [Line Items]
Segment Reporting Information Net Assets		$ 0.2		$ 0.2
Sales Revenue, Segment [Member]
Segment Reporting [Line Items]
Concentration Risk, Percentage	57.00%	69.00%	77.00%	70.00%
Customer Four [Member] | Sales Revenue, Segment [Member]
Segment Reporting [Line Items]
Concentration Risk, Percentage		10.00%		10.00%
Customer Three and Five [Member] | Sales Revenue, Segment [Member]
Segment Reporting [Line Items]
Concentration Risk, Percentage	10.00%		10.00%
Optics [Member]
Segment Reporting [Line Items]
Concentration Risk, Percentage		10.00%		10.00%
Optics [Member] | Customer One [Member]
Segment Reporting [Line Items]
Concentration Risk, Percentage	10.00%		10.00%