CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Service revenue	$ 4,962	$ 4,053	$ 10,226	$ 8,108
Product revenue	1,397	1,286	2,307	2,126
Total revenue	6,359	5,339	12,533	10,234
Cost of service revenue	3,546	3,316	7,296	6,655
Cost of product revenue	770	707	1,335	1,279
Total cost of revenue	4,316	4,023	8,631	7,934
Gross profit	2,043	1,316	3,902	2,300
Operating expenses:
Selling	242	360	578	667
Research and development	110	132	214	289
General and administrative	1,136	1,086	2,461	2,135
Total operating expenses	1,488	1,578	3,253	3,091
Operating income (loss)	555	(262)	649	(791)
Interest expense	(134)	(70)	(210)	(136)
Decrease in fair value of warrant liability	0	79	0	168
Other income	1	0	2	1
Net income (loss) before income taxes	422	(253)	441	(758)
Income taxes	5	1	7	2
Net income (loss)	417	(254)	434	(760)
Other comprehensive income (loss):	8	(19)	29	(99)
Comprehensive income (loss)	$ 425	$ (273)	$ 463	$ (859)
Other comprehensive (loss) income :
Basic net income (loss) per share	$ 0.05	$ (0.03)	$ 0.05	$ (0.09)
Diluted net income (loss) per share	$ 0.05	$ (0.03)	$ 0.05	$ (0.09)
Weighted common shares outstanding:
Basic	8,148	8,108	8,128	8,107
Diluted	8,710	8,108	8,707	8,107