CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) [Abstract]
Service revenue	$ 5,001	$ 4,754	$ 13,929	$ 14,196
Product revenue	1,149	1,278	3,792	3,968
Total revenue	6,150	6,032	17,721	18,164
Cost of service revenue	3,003	3,368	9,501	10,021
Cost of product revenue	657	680	2,024	2,002
Total cost of revenue	3,660	4,048	11,525	12,023
Gross profit	2,490	1,984	6,196	6,141
Operating expenses:
Selling	379	399	1,141	1,315
Research and development	160	167	489	480
General and administrative	1,037	$ 1,162	3,468	$ 3,523
Mediation settlement, net	(620)		(606)
Total operating expenses	956	$ 1,728	4,492	$ 5,318
Operating income	1,534	256	1,704	823
Interest expense	(67)	(123)	(223)	(408)
Change in fair value of warrant liability - decrease (increase)	$ 34	66	353	(1,095)
Other income		1	1	6
Net income (loss) before income taxes	$ 1,501	200	1,835	(674)
Income tax(benefit) expense	23	(15)	25	(8)
Net income (loss)	1,478	215	1,810	(666)
Other comprehensive income (loss):
Fair value adjustment of interest rate swap	11	(41)	(14)	(41)
Foreign currency translation adjustment	(60)	(31)	33	(65)
Comprehensive income (loss)	$ 1,429	$ 143	$ 1,829	$ (772)
Basic net income (loss) per share	$ 0.18	$ 0.03	$ 0.22	$ (0.08)
Diluted net income (loss) per share	$ 0.16	$ 0.02	$ 0.16	$ (0.08)
Weighted common shares outstanding:
Basic	8,080	8,068	8,077	7,922
Diluted	8,810	9,015	8,845	7,922