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Business Segment Information (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Mar. 31, 2014 | Mar. 31, 2013 | Mar. 31, 2014 segment | Mar. 31, 2013 | Sep. 30, 2013
Segment Reporting Information [Line Items] |  |  |  |  |
Number of business segments |  |  | 2 |  |
Net Revenues | $ 12,717 | $ 8,118 | $ 27,488 | $ 17,475 |
Operating Income (Loss) | (4,534) | (3,461) | (5,013) | (8,212) |
Identifiable Assets | 101,669 |  | 101,669 |  | 110,947
Solar and semiconductor equipment |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net Revenues | 10,288 | 6,187 | 22,851 | 13,222 |
Operating Income (Loss) | (3,926) | (2,384) | (3,578) | (5,551) |
Identifiable Assets | 96,398 |  | 96,398 |  | 106,723
Polishing supplies and equipment |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net Revenues | 2,429 | 1,931 | 4,637 | 4,253 |
Operating Income (Loss) | 550 | 378 | 968 | 532 |
Identifiable Assets | 5,271 |  | 5,271 |  | 4,224
Non-segment related |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Income (Loss) | $ (1,158) | $ (1,455) | $ (2,403) | $ (3,193) |

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- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. + References No definition available. + Details
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