CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Operating activities:
Net income (loss)	$ 17	$ (506)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	396	342
Decrease in fair value of warrant liability	0	(89)
Stock based compensation expense	10	15
(Gain) Loss on sale of property and equipment	(5)	11
Provision for doubtful accounts	0	(39)
Changes in operating assets and liabilities:
Accounts receivable	(623)	1,474
Inventories	86	32
Income tax accruals	1	(22)
Prepaid expenses and other assets	178	351
Accounts payable	81	(499)
Accrued expenses	217	(728)
Customer advances	651	(690)
Net cash provided (used) by operating activities	1,009	(348)
Investing activities:
Capital expenditures	(105)	(166)
Proceeds from sale of equipment	5	0
Net cash used by investing activities	(100)	(166)
Financing activities:
Proceeds from exercise of stock options	0	4
Payments of long-term debt	(196)	(196)
Payments of debt-issuance costs	(17)	0
Payments on revolving line of credit	(3,721)	(2,473)
Borrowings on revolving line of credit	2,960	3,211
Payments on capital lease obligations	(34)	(67)
Net cash (used) provided by financing activities	(1,008)	479
Net decrease in cash and cash equivalents	(99)	(35)
Cash and cash equivalents at beginning of period	386	438
Cash and cash equivalents at end of period	287	403
Supplemental disclosure of non-cash financing activities:
Cash paid for interest	$ 57	$ 58