CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Service revenue	$ 5,030	$ 4,962	$ 9,555	$ 10,226
Product revenue	914	1,397	1,766	2,307
Total revenue	5,944	6,359	11,321	12,533
Cost of service revenue	3,662	3,546	6,935	7,296
Cost of product revenue	542	770	1,065	1,335
Total cost of revenue	4,204	4,316	8,000	8,631
Gross profit	1,740	2,043	3,321	3,902
Operating expenses:
Selling	303	242	597	578
Research and development	149	110	288	214
General and administrative	1,178	1,136	2,315	2,461
Total operating expenses	1,630	1,488	3,200	3,253
Operating income	110	555	121	649
Interest expense	(48)	(134)	(100)	(210)
Other income	4	1	4	2
Net income before income taxes	66	422	25	441
Income taxes (benefit) expense	11	5	(56)	7
Net income	55	417	81	434
Other comprehensive income:	0	8	0	29
Comprehensive income	$ 55	$ 425	$ 81	$ 463
Basic net income per share	$ 0.01	$ 0.05	$ 0.01	$ 0.05
Diluted net income per share	$ 0.01	$ 0.05	$ 0.01	$ 0.05
Weighted common shares outstanding:
Basic	8,245	8,148	8,245	8,128
Diluted	8,789	8,710	8,793	8,707