Discontinued Operations (Details) (USD $)	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Summarized financial information related to the Thermal Imaging Business and is segregated from continuing operations and reported as discontinued operations
Total revenues	$ 2,069,000	$ 6,173,000
Cost and expenses
Cost of revenues	3,456,000	8,750,000
General and administrative expense	983,000	1,660,000
Research and development expense	680,000	2,482,000
Total operating expenses	5,119,000	12,892,000
Loss from operations	(3,050,000)	(6,719,000)
Gain on disposal, net of income taxes	(309,000)	7,748,000
Net income (loss) from discontinued operations (net of $0 tax)	$ (3,359,000)	$ 1,029,000