CONSOLIDATED STATEMENTS of CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income (Loss) Attributable to Parent	$ 6,753	$ 4,747
Non-cash adjustments:
Stock-based compensation	739	567
Depreciation and amortization	3,332	2,832
Change in reserve for doubtful accounts	114	(14)
Change in excess/obsolete inventory reserve	1,268	(81)
Deferred tax expense	2,314	1,577
Amortization of deferred gain on sale of leaseback	(114)	(114)
Amortization of deferred gain on sale of leaseback
Accounts receivable	(2,857)	(2,436)
Unbilled contract revenue	756	(5,196)
Inventories	(8,375)	(13,828)
Federal income tax receivable	517	(517)
Other current assets	(303)	293
Other long-term assets	(856)	(434)
Accounts payable	5,251	(2,670)
Change in book overdraft position	(332)	(2,329)
Accrued expenses	274	1,588
Customer deposits	6,554	5,634
Net change in lease right-of-use assets and liabilities	(15)	0
Accrued expenses	0	(75)
Net cash flows provided by/(used in) operating activities	15,020	(10,456)
CASH FLOWS FROM INVESTING ACTIVITIES
Purchases of property, plant and equipment	(6,268)	(2,118)
Proceeds from disposal of property, plant and equipment	0	20
Net cash flows used in investing activities	(6,268)	(2,098)
Borrowings under other loan agreements
Repayments under other loan agreements	76,038	81,225
Payments under finance lease	(82,724)	(67,575)
Borrowings under other loan agreements	1,782	391
Proceeds from exercise of stock options	(3,904)	(1,231)
Payments under finance lease	(387)	(310)
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	416	0
Proceeds from employee stock plan purchases	(84)	(55)
Cash paid for employee taxes upon vesting of restricted stock	434	101
Restricted (non-vested) stock grants, net of forfeitures	87	60
Cash paid for employee taxes upon vesting of restricted stock	(98)	(53)
Restricted (non-vested) stock grants, net of forfeitures	0	1
Net cash flows (used in)/provided by financing activities	(8,440)	12,554
Net cash increase for the year	312	0
Cash, beginning of year	0	0
Cash, end of year	312	0
Supplemental cash flow information:
Interest paid	1,351	1,623
Income taxes paid	147	7
Property, plant and equipment purchased with extended payment terms	$ 1,124	$ 0