Unaudited Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Sales:
Product	$ 20,972	$ 14,195	$ 37,975	$ 29,848
Services	6,167	4,682	12,840	9,459
Total sales	27,139	18,877	50,815	39,307
Cost of sales:
Product	17,054	11,380	31,290	24,513
Services	3,752	3,454	8,002	6,796
Total cost of sales	20,806	14,834	39,292	31,309
Gross profit	6,333	4,043	11,523	7,998
Operating expenses:
Engineering and development	790	826	1,589	1,679
Selling, general and administrative	4,665	3,856	8,713	7,879
Total operating expenses	5,455	4,682	10,302	9,558
Operating income (loss)	878	(639)	1,221	(1,560)
Other income (expense):
Foreign exchange loss	(103)	(108)	(63)	(129)
Other expense, net	(14)	(21)	(26)	(33)
Total other expense	(117)	(129)	(89)	(162)
Income (loss) before income taxes	761	(768)	1,132	(1,722)
Income tax expense (benefit)	258	(93)	346	(610)
Net income (loss)	503	(675)	786	(1,112)
Net income (loss) attributable to common stockholders	$ 480	$ (649)	$ 756	$ (1,072)
Net income (loss) per share – basic (in Dollars per share)	$ 0.13	$ (0.19)	$ 0.21	$ (0.31)
Weighted average shares outstanding – basic (in Shares)	3,609	3,525	3,589	3,507
Net income (loss) per share – diluted (in Dollars per share)	$ 0.13	$ (0.19)	$ 0.20	$ (0.31)
Weighted average shares outstanding – diluted (in Shares)	3,730	3,525	3,728	3,507