Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Operating Activities
Net loss	$ (14,289)	$ (21,707)	$ (27,598)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	2,410	2,667	2,858
Write-down of inventory	294	3,652	10,380
Losses on inventory purchase commitments	0	0	2,455
Provision for allowance for doubtful accounts	1,304	169	300
Deferred income taxes	194	1,368	3,781
Impairment of long-lived assets	0	0	5,428
Non-cash share based compensation expense	795	2,472	1,763
Changes in operating assets and liabilities:
Restricted cash	2,662	(326)	1,781
Accounts receivable	(11,786)	10,629	23,700
Inventories	3,636	(221)	(2,130)
Accrued income taxes	6,849	(7,818)	(15,543)
Other assets	782	(360)	4,677
Accounts payable	766	(495)	(2,807)
Accrued liabilities and customer deposits	(10,805)	7,489	(5,387)
Deferred profit	6,107	(7,472)	(16,096)
Net cash used in operating activities	(11,081)	(9,953)	(12,438)
Investing Activities
Purchases of property, plant and equipment	(462)	(178)	(1,306)
Other	0	0	(236)
Net cash used in investing activities	(462)	(178)	(1,542)
Financing Activities
Proceeds from issuance of common stock, net	1,136	26	3
Repurchase of common stock	0	0	(4,080)
Payments on long-term obligations	0	0	(31)
Excess tax benefit (deficiency) of stock compensation	345	(264)	0
Net cash provided by (used in) financing activities	1,481	(238)	(4,108)
Effect of Exchange Rate Changes on Cash	232	840	(2,568)
Net Decrease in Cash and Cash Equivalents	(9,830)	(9,529)	(20,656)
Cash and Cash Equivalents, Beginning of Year	37,197	46,726	67,382
Cash and Cash Equivalents, End of Year	27,367	37,197	46,726
Supplemental Cash Flow Information:
Income tax refunds	6,474	18	1,115
Income tax payments	184	8,678	5,030
Supplemental Non-cash Financing Activities:
Transfer inventory to capital equipment	$ 527	$ 0	$ 1,586