Product Warranties (Tables)

9 Months Ended

Jun. 30, 2015

Product Warranties [Abstract]

Schedule of Product Warranty Liability [Table Text Block]

Changes in the Company's warranty liability (included in accrued expenses) for the three and nine month periods ended June 30, 2015 and 2014 were as follows and include the balances and activity of IQinVision, Inc. for periods subsequent to the merger date of August 29, 2014:

	Three Months Ended June 30,						Nine Months Ended June 30,
	2015			2014			2015			2014
Balance at beginning of period	$	836,000		$	362,000		$	849,000		$	411,000
Provision for warranties	117,000			49,000			366,000			113,000
Expenses incurred	(120,000		)	(48,000		)	(382,000		)	(161,000		)
Balance at end of period	$	833,000		$	363,000		$	833,000		$	363,000