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Major Customers and Foreign Sales | 12 Months Ended
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Sep. 30, 2017
Major Customers and Foreign Sales [Abstract] |
Major Customers And Foreign Sales | Major Customers and Foreign Sales In 2017, one customer accounted for 25% of net revenues. In 2016, one customer accounted for 11% of net revenues. In 2015, two customers individually accounted for 15% and 11% of net revenues. Our net revenues for 2017, 2016 and 2015 were to customers in the following geographic regions:
| Years Ended September 30,
| 2017 |  | 2016 |  | 2015
United States | 11 | % |  | 17 | % |  | 24 | %
Other | 1 | % |  | 3 | % |  | 2 | %
Total Americas | 12 | % |  | 20 | % |  | 26 | %
Taiwan | 12 | % |  | 15 | % |  | 13 | %
Malaysia | 9 | % |  | 18 | % |  | 13 | %
China | 47 | % |  | 28 | % |  | 26 | %
Other | 7 | % |  | 7 | % |  | 8 | %
Total Asia | 75 | % |  | 68 | % |  | 60 | %
Germany | 5 | % |  | 3 | % |  | 5 | %
Other | 8 | % |  | 9 | % |  | 9 | %
Total Europe | 13 | % |  | 12 | % |  | 14 | %
| 100 | % |  | 100 | % |  | 100 | %

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- Definition Major Customers and Foreign Sales [Abstract] + References No definition available. + Details
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- Definition The entire disclosure for any concentrations existing at the date of the financial statements that make an entity vulnerable to a reasonably possible, near-term, severe impact. This disclosure informs financial statement users about the general nature of the risk associated with the concentration, and may indicate the percentage of concentration risk as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -URI http://asc.fasb.org/topic&trid=2134479 + Details
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