CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ (5,866,134)	$ 200,268	$ 1,886,917
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	570,314	576,478	545,620
Share-based compensation expense:
Stock options	316,369	660,136	712,395
Stock awards	149,952	150,055	200,008
Tax adjustment from share-based compensation	(54,055)	(252,688)	(33,301)
Provision for loss on unbilled receivables, net of recovery	1,237,841	3,680,679
(Gain) loss on disposal of property and equipment	(61,817)	78	(11,536)
Excess and obsolete inventory cost	225,742	196,205	48,450
Deferred income taxes	2,743,616	(648,456)	(215,424)
(Increase) decrease in:
Accounts receivable	2,025,168	69,571	(510,922)
Unbilled receivables, net	2,267,678	(4,566,965)	(4,944,006)
Inventories	647,728	(1,289,478)	(624,416)
Prepaid expenses and other current assets	(250,331)	(107,899)	(206,002)
Other non-current assets	(75,300)	105,886	(116,333)
Increase (decrease) in:
Accounts payable	(966,671)	30,515	1,232,673
Accrued expenses	(1,323,609)	557,222	744,085
Income taxes payable	(415,328)	(152,608)	118,502
Deferred revenue	230,426	78,795	(979,027)
Net cash provided by (used in) operating activities	1,401,589	(712,206)	(2,152,317)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(188,509)	(719,523)	(605,301)
Proceeds from the sale of property and equipment	69,545	601	18,500
Net cash (used in) investing activities	(118,964)	(718,922)	(586,801)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from exercise of stock options	39,000	259,505	1,156,039
Purchases of treasury stock	(254,170)		(696)
Dividend paid			(25,007,519)
Net cash (used in) provided by financing activities	(215,170)	259,505	(23,852,176)
Net increase (decrease) in cash and cash equivalents	1,067,455	(1,171,623)	(26,591,294)
Cash and cash equivalents, beginning of period	15,214,584	16,386,207	42,977,501
Cash and cash equivalents, end of period	$ 16,282,039	15,214,584	16,386,207
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Cash paid for income tax		$ 770,000	$ 250,000