CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Operating activities:
Net income	$ 6	$ 655
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,160	1,303
Employee stock compensation expense	102	13
Provision for doubtful accounts	(6)	0
Gain on disposal of property and equipment	(1)	(9)
Changes in operating assets and liabilities:
Accounts receivable	(523)	(256)
Inventories	(51)	389
Income tax accruals	(92)	10
Prepaid expenses and other assets	311	201
Accounts payable	35	(1,309)
Accrued expenses	(137)	102
Customer advances	1,406	151
Net cash provided by operating activities	2,210	1,250
Investing activities:
Capital expenditures	(926)	(213)
Proceeds from sale of equipment	2	8
Net cash used by investing activities	(924)	(205)
Financing activities:
Payments of long-term debt	(167)	(3,666)
Net Borrowings on Long-term Debt	0	4,500
Payment of Debt Issue Costs	0	(214)
Proceeds from exercise of stock options	1	66
Borrowings on revolving line of credit	7,545	10,064
Payments on revolving line of credit	(7,545)	(11,166)
Payments on capital lease obligations	(96)	(96)
Net cash used by financing activities	(262)	(512)
Net increase in cash and cash equivalents	1,024	533
Cash and cash equivalents at beginning of period	434	386
Cash and cash equivalents at end of period	1,458	919
Supplemental disclosure of non-cash financing activities:
Cash paid for interest	139	180
Conversion of preferred shares to common shares	$ 1,000	$ 150