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Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Nov. 30, 2012 | Nov. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net loss | $ (9,118) | $ (7,831)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation and amortization | 2,097 | 1,964
Stock-based compensation expense | 336 | 651
Bad debt expense | 686 |
Provisions for inventory write-downs | 712 | 994
Equity in losses from unconsolidated entities, net | 75 | 1,526
Income recognized on patents assignment | (13) | (13)
Changes in operating assets and liabilities: |  |
Accounts receivable, net | 262 | 178
Inventories | 957 | (2,352)
Prepaid expenses and other | 101 | (164)
Accounts payable | 147 | 980
Accrued expenses and other current liabilities | 508 | 611
Net cash used in operating activities | (3,250) | (3,456)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Purchase of property, plant and equipment, including interest capitalized | (1,669) | (5,808)
Purchase of investments | (2,873) |
Payments for development of intangible assets | (119) | (103)
Proceeds from sale of short-term investments | 488 |
Proceeds from return of investment in unconsolidated entity | 250 |
Other investing activities, net | (1) | (2)
Net cash used in investing activities | (3,924) | (5,913)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from exercise of stock options | 1 | 26
Payments on line of credit | (1,623) |
Payments of long-term debt | (244) | (234)
Net cash used in financing activities | (1,866) | (208)
Effect of exchange rate changes on cash and cash equivalents | 1,132 | (88)
NET DECREASE IN CASH AND CASH EQUIVALENTS | (7,908) | (9,665)
CASH AND CASH EQUIVALENTS-Beginning of period | 47,228 | 83,619
CASH AND CASH EQUIVALENTS-End of period | 39,320 | 73,954
NONCASH INVESTING AND FINANCING ACTIVITIES: |  |
Accrual related to property, plant and equipment | $ 1,776 | $ 765

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- Definition The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3213-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 17 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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