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Segments and Major Customers (Details 3) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Major Customer Disclosure |  |
Revenues | $ 97,351 | $ 72,682
South Korea |  |
Major Customer Disclosure |  |
Revenues | 28,969 | 31,454
USA |  |
Major Customer Disclosure |  |
Revenues | 38,438 | 25,265
Japan |  |
Major Customer Disclosure |  |
Revenues | 6,518 | 4,987
Europe |  |
Major Customer Disclosure |  |
Revenues | 4,438 | 3,793
Canada |  |
Major Customer Disclosure |  |
Revenues | 1,068 | 214
SINGAPORE |  |
Major Customer Disclosure |  |
Revenues | 7,747 | 4,619
Asia-Other |  |
Major Customer Disclosure |  |
Revenues | $ 10,173 | $ 2,350

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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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