Unaudited Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Sales:
Product	$ 14,783	$ 16,328	$ 49,625	$ 43,607
Services	4,250	6,026	16,101	18,869
Total sales	19,033	22,354	65,726	62,476
Cost of sales:
Product	12,284	13,899	41,184	37,274
Services	2,914	3,226	10,763	10,435
Total cost of sales	15,198	17,125	51,947	47,709
Gross profit	3,835	5,229	13,779	14,767
Operating expenses:
Engineering and development	437	444	1,261	1,301
Selling, general and administrative	4,065	3,580	11,790	10,828
Total operating expenses	4,502	4,024	13,051	12,129
Operating income (loss)	(667)	1,205	728	2,638
Other income (expense):
Foreign exchange gain (loss)	13	(5)	18	(31)
Other income (expense), net	(11)	(27)	18	(71)
Total other income (expense), net	2	(32)	36	(102)
Income (loss) before income taxes	(665)	1,173	764	2,536
Income tax expense (benefit)	(187)	399	387	859
Net income (loss)	(478)	774	377	1,677
Net income (loss) attributable to common stockholders	$ (468)	$ 759	$ 369	$ 1,647
Net income (loss) per share – basic (in Dollars per share)	$ (0.14)	$ 0.23	$ 0.11	$ 0.49
Weighted average shares outstanding – basic (in Shares)	3,396	3,366	3,378	3,362
Net income (loss) per share – diluted (in Dollars per share)	$ (0.14)	$ 0.22	$ 0.11	$ 0.48
Weighted average shares outstanding – diluted (in Shares)	3,396	3,418	3,432	3,405