CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Operating activities:
Net income	$ 26	$ 17
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	404	396
Employee stock compensation expense	34	10
(Gain)/Loss on disposal of property and equipment	1	(5)
Changes in operating assets and liabilities:
Accounts receivable	419	(623)
Inventories	(18)	86
Income tax accruals	(67)	1
Prepaid expenses and other assets	(173)	178
Accounts payable	(327)	81
Accrued expenses	178	217
Customer advances	283	651
Net cash provided by operating activities	760	1,009
Investing activities:
Capital expenditures	(175)	(105)
Proceeds from sale of equipment	0	5
Net cash used in investing activities	(175)	(100)
Financing activities:
Payments of long-term debt	(55)	(196)
Payments of debt issuance costs	0	(17)
Net (payments) borrowings on revolving line of credit	0	(761)
Payments on capital lease obligations	(31)	(34)
Net cash used in financing activities	(86)	(1,008)
Net increase (decrease) in cash and cash equivalents	499	(99)
Cash and cash equivalents at beginning of period	434	386
Cash and cash equivalents at end of period	933	287
Supplemental disclosure of cash flow information:
Cash paid for interest	$ 48	$ 57