CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Operating activities:
Net income (loss)	$ 434	$ (760)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	860	688
Decrease in fair value of warrant liability	0	(168)
Employee stock compensation expense	7	29
Provision for doubtful accounts	0	(19)
(Gain)/Loss on disposal of property and equipment	(6)	12
Changes in operating assets and liabilities:
Accounts receivable	(997)	306
Inventories	334	50
Income tax accruals	3	(1)
Prepaid expenses and other assets	41	388
Accounts payable	(962)	341
Accrued expenses	198	(406)
Customer advances	649	(334)
Net cash provided by operating activities	561	126
Investing activities:
Capital expenditures	(158)	(632)
Proceeds from sale of equipment	6	0
Net cash used by investing activities	(152)	(632)
Financing activities:
Payments of long-term debt	(327)	(393)
Payments of debt-issuance costs	(45)	0
Payments on revolving line of credit	(6,823)	(5,223)
Borrowings on revolving line of credit	6,883	6,265
Proceeds from exercise of stock options	0	3
Payments on capital lease obligations	(64)	(131)
Net cash provided (used) by financing activities	(376)	521
Net increase in cash and cash equivalents	33	15
Cash and cash equivalents at beginning of period	386	438
Cash and cash equivalents at end of period	419	453
Supplemental disclosure of non-cash financing activities:
Cash paid for interest	$ 139	$ 119