CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	9 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ (3,302,322)	$ 2,289,842
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	430,525	413,613
Share-based compensation expense:
Stock options	259,582	510,493
Stock awards	149,952	150,055
Tax adjustment from share-based compensation	(54,055)	(160,192)
Recovery of loss on unbilled receivables	(62,159)
(Gain) loss on disposal of property and equipment	(56,824)	78
Excess and obsolete inventory cost	246,663	41,218
Deferred income taxes	2,837,888	612,907
(Increase) decrease in:
Accounts receivable	516,769	(64,744)
Unbilled receivables, net	2,622,729	(4,801,141)
Inventories	1,085,418	(1,536,592)
Prepaid expenses and other current assets	97,287	(76,820)
Other non-current assets	(75,300)	105,886
Increase (decrease) in:
Accounts payable	(2,043,154)	917,832
Accrued expenses	(1,593,150)	(62,530)
Income taxes payable/receivable	(359,491)	(190,971)
Deferred revenue	213,218	231,187
Net cash provided by (used in) operating activities	913,576	(1,619,879)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(171,474)	(624,284)
Proceeds from the sale of property and equipment	57,000	599
Net cash (used in) provided by investing activities	(114,474)	(623,685)
CASH FLOWS FROM FINANCING ACTIVITIES:
Purchase of Company's stock	(254,170)
Proceeds from exercise of stock options		250,685
Net cash (used in) provided by financing activities	(254,170)	250,685
Net increase (decrease) in cash and cash equivalents	544,932	(1,992,879)
Cash and cash equivalents, beginning of period	15,214,584	16,386,207
Cash and cash equivalents, end of period	15,759,516	14,393,328
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Cash paid for income tax	$ 191,000	$ 650,000