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SIGNIFICANT CUSTOMERS AND GEOGRAPHIC NET REVENUES Geographic Net Revenues (Tables) | 9 Months Ended
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Sep. 30, 2018
Geographic Net Revenues [Abstract] |
Revenue from External Customers by Geographic Areas [Table Text Block] | Geographic net revenues, based on “bill to” customer locations, for the three and nine months ended September 30, 2018, and September 30, 2017, were as follows:
| Three Months Ended |  | Nine Months Ended
| September 30, |  | September 30,
(In thousands) | 2018 |  | 2017 |  | 2018 |  | 2017
United States of America | $ | 4,460 |  |  | $ | 4,775 |  |  | $ | 12,056 |  |  | $ | 13,078 |
Hong Kong/China | 59,178 |  |  | 59,328 |  |  | 169,149 |  |  | 170,720 |
Taiwan | 11,210 |  |  | 12,424 |  |  | 36,010 |  |  | 36,220 |
Korea | 8,087 |  |  | 9,343 |  |  | 25,965 |  |  | 28,527 |
Western Europe (excluding Germany) | 12,842 |  |  | 12,963 |  |  | 37,910 |  |  | 37,685 |
Japan | 5,040 |  |  | 4,853 |  |  | 15,238 |  |  | 15,338 |
Germany | 3,873 |  |  | 2,817 |  |  | 10,882 |  |  | 8,528 |
Other | 5,395 |  |  | 4,752 |  |  | 15,438 |  |  | 13,410 |
Total net revenues | $ | 110,085 |  |  | $ | 111,255 |  |  | $ | 322,648 |  |  | $ | 323,506 |

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- Definition Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph a -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599 + Details
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