Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Sales:
Product	$ 84,675	$ 77,835
Services	26,807	25,532
Total sales	111,482	103,367
Cost of sales:
Product	71,302	63,539
Services	14,690	14,787
Total cost of sales	85,992	78,326
Gross profit	25,490	25,041
Operating expenses:
Engineering and development	2,362	2,984
Selling, general and administrative	19,356	18,256
Total operating expenses	21,718	21,240
Operating income	3,772	3,801
Other expense:
Foreign exchange loss	(3)	(134)
Other income (expense), net	24	(67)
Total other income (expense), net	21	(201)
Income before income taxes	3,793	3,600
Income tax expense	1,287	996
Net income	2,506	2,604
Net income attributable to common stockholders	$ 2,398	$ 2,495
Net income per share – basic (in Dollars per share)	$ 0.64	$ 0.69
Weighted average shares outstanding – basic (in Shares)	3,723	3,609
Net income per share – diluted (in Dollars per share)	$ 0.63	$ 0.67
Weighted average shares outstanding – diluted (in Shares)	3,817	3,734