Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2015
Operating Activities
Net income (loss)	$ 8,086	$ (8,550)	$ (6,717)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	2,493	2,974	3,357
Write-down of inventory	420	84	138
Capitalized interest	277	322	0
(Reversal of) provision for allowance for doubtful accounts	(720)	1,698	(194)
Deferred income taxes	(27)	2,280	454
Non-cash share based compensation expense	1,328	1,390	1,162
Gain on deconsolidation of subsidiary	0	0	(8,814)
Loss (gain) on sale of fixed assets	26	(60)	0
Gain on sale of other assets	0	(2,576)	0
Loss (income) from equity method investment	417	(299)	0
Changes in operating assets and liabilities:
Restricted cash	(22,262)	(253)	(1,731)
Accounts receivable	(8,655)	(4,998)	1,700
Inventories	(6,638)	491	(1,308)
Accrued income taxes	573	351	(4,329)
Vendor deposits and other assets	(8,898)	(814)	2,119
Accounts payable	5,374	(224)	939
Customer deposits and accrued liabilities	40,817	(1,355)	4,647
Deferred profit	(822)	(150)	(1,490)
Net cash provided by (used in) operating activities	11,789	(9,689)	(10,067)
Investing Activities
Purchases of property, plant and equipment	(1,256)	(978)	(610)
Investment in acquisitions, net of cash	0	0	8,191
Proceeds from sale of property, plant and equipment	40	255	0
Proceeds from partial sale of subsidiary	0	7,012	700
Proceeds from the sale of other assets	0	4,884	0
Net cash (used in) provided by investing activities	(1,216)	11,173	8,281
Financing Activities
Proceeds from issuance of common stock, net	12,602	51	523
Payments on long-term obligations	(674)	(739)	(482)
Borrowings on long term debt	755	1,145	734
Excess tax benefit of stock compensation	18	0	30
Net cash provided by financing activities	12,701	457	805
Effect of Exchange Rate Changes on Cash	192	(138)	(534)
Net Increase (Decrease) in Cash and Cash Equivalents	23,466	1,803	(1,515)
Cash and Cash Equivalents, Beginning of Year	27,655	25,852	27,367
Cash and Cash Equivalents, End of Year	51,121	27,655	25,852
Supplemental Cash Flow Information:
Income tax refunds (payments), net	146	(116)	(5,104)
Issuance of common stock for acquisitions	0	0	26,625
Interest paid, net of capitalized interest	269	305	440
Supplemental Non-cash Financing and Investing Activities:
Transfer inventory to property, plant, and equipment	120	0	0
Transfer of property, plant, and equipment to inventory	22	526	0
Net of acquired non-controlling interest over debt forgiveness (See Note 12)	$ (332)	$ 0	$ 0