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CONCENTRATION OF RISK (Tables) | 12 Months Ended
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Dec. 31, 2016
Risks And Uncertainties [Abstract] |
Revenues and Accounts Receivable From Our Largest Customers | Revenues and accounts receivable from the Company's largest customers for the years ended December 31 were as follows (in thousands):
|  | 2016 |  |  | 2015 |  |  | 2014 |
Customer |  | % of Total Revenue |  |  | Accounts Receivable |  |  | % of Total Revenue |  |  | Accounts Receivable |  |  | % of Total Revenue |  |  | Accounts Receivable |
A |  |  | 63% |  |  | $ | 12,050 |  |  |  | 62% |  |  | $ | 13,355 |  |  |  | 54% |  |  | $ | 8,550 |
B |  |  | 28% |  |  |  | 9,128 |  |  |  | 25% |  |  |  | 8,477 |  |  |  | 19% |  |  |  | 7,598 |
C |  |  | 4% |  |  |  | 1,427 |  |  |  | 1% |  |  |  | 1,564 |  |  |  | 1% |  |  |  | 540 |
Revenues by Geographic Area | Revenues by geographic area are as follows (in thousands):
|  | Year Ended December 31, |
Country |  | 2016 |  |  | 2015 |  |  | 2014 |
South Korea |  | $ | 181,771 |  |  | $ | 168,267 |  |  | $ | 141,922 |
China |  |  | 7,180 |  |  |  | 2,685 |  |  |  | 1,260 |
Japan |  |  | 4,310 |  |  |  | 16,542 |  |  |  | 44,903 |
Other non-U.S. locations |  |  | 1,849 |  |  |  | 2,334 |  |  |  | 2,240 |
Total non-U.S. locations |  | $ | 195,110 |  |  | $ | 189,828 |  |  | $ | 190,325 |
United States |  |  | 3,776 |  |  |  | 1,218 |  |  |  | 706 |
Total revenue |  | $ | 198,886 |  |  | $ | 191,046 |  |  | $ | 191,031 |
Long-Lived Assets (Net) by Geographic Area | Long-lived assets (net), by geographic area are as follows (in thousands):
|  | 2016 |  |  | 2015 |
United States |  | $ | 26,917 |  |  | $ | 22,187 |
Other |  |  | 286 |  |  |  | 220 |
Total long-lived assets |  | $ | 27,203 |  |  | $ | 22,407 |

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- Definition Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries. + 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599 + Details
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