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Major Customers and Foreign Sales | 6 Months Ended
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Mar. 31, 2017
Major Customers and Foreign Sales [Abstract] |
Major Customers And Foreign Sales | Major Customers and Foreign Sales During the six months ended March 31, 2017, one customer individually represented 19% of our net revenues. No other customer represented greater than 10% of net revenues. During the six months ended March 31, 2016, no customer represented greater than 10% of our net revenues. We have operations in The Netherlands, United States, France, and China. Our net revenues were to customers in the following geographic regions:
| Six Months Ended March 31,
| 2017 |  | 2016
United States | 16 | % |  | 23 | %
Other | 2 | % |  | 3 | %
Total North America | 18 | % |  | 26 | %
China | 29 | % |  | 22 | %
Malaysia | 18 | % |  | 15 | %
Taiwan | 13 | % |  | 12 | %
Other | 8 | % |  | 7 | %
Total Asia | 68 | % |  | 56 | %
Germany | 5 | % |  | 3 | %
Other | 9 | % |  | 15 | %
Total Europe | 14 | % |  | 18 | %
| 100 | % |  | 100 | %

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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 -SubTopic 10 -Section 50 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6327-108592 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6442-108592 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611 + Details
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