CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($)	3 Months Ended		6 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Net revenue	$ 10,255,000	$ 10,085,000	$ 19,443,000	$ 19,228,000
Cost of revenue	6,310,000	6,297,000	11,958,000	11,915,000
Gross profit	3,945,000	3,788,000	7,485,000	7,313,000
Operating expenses:
Sales and marketing	388,000	328,000	667,000	593,000
Research and development	215,000	335,000	524,000	531,000
General and administrative	3,262,000	3,128,000	6,418,000	6,115,000
Total operating expenses	3,865,000	3,791,000	7,609,000	7,239,000
Income (loss) from operations	80,000	(3,000)	(124,000)	74,000
Interest expense, net	45,000	45,000	88,000	112,000
Income (loss) before taxes	35,000	(48,000)	(212,000)	(38,000)
Income tax (benefit)	(1,255,000)	71,000	(595,000)	(2,658,000)
Net income (loss)	1,290,000	(119,000)	383,000	2,620,000
Less: Net loss attributable to noncontrolling interest	(33,000)	(64,000)	(108,000)	(133,000)
Net income (loss) attributable to common stockholders	1,323,000	(55,000)	491,000	2,753,000
Net income (loss)	1,290,000	(119,000)	383,000	2,620,000
Other comprehensive income (loss):
Foreign currency translation	222,000	65,000	257,000	(230,000)
Total comprehensive income (loss)	1,512,000	(54,000)	640,000	2,390,000
Less: comprehensive income (loss) attributable to noncontrolling interest	(33,000)	(64,000)	(108,000)	(133,000)
Total comprehensive income (loss) attributable to common stockholders	$ 1,545,000	$ 10,000	$ 748,000	$ 2,523,000
Basic net income (loss) per common share	$ 0.08	$ (0.00)	$ 0.03	$ 0.16
Diluted net income (loss) per common share	$ 0.08	$ (0.00)	$ 0.03	$ 0.16
Weighted average shares outstanding
Basic	17,133,468	16,886,628	17,090,530	16,847,679
Diluted	17,133,468	16,886,628	17,090,530	16,847,679