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CONCENTRATION OF RISK (Tables) | 3 Months Ended
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Mar. 31, 2022
Risks and Uncertainties [Abstract] |
Revenues and Accounts Receivable From Our Largest Customers | Revenues and accounts receivable from the Company's largest customers were as follows (in thousands):
|  | % of Total Revenue for the Three Months Ended March 31, |  | Accounts Receivable as of |
Customer |  | 2022 |  | 2021 |  | March 31, 2022 |
A |  | 40% |  | 36% |  | $ | 8,216 |
B |  | 27% |  | 23% |  | $ | 42,813 |
C |  | 15% |  | 20% |  | $ | 20,622 |
D |  | 7% |  | 12% |  | $ | 6,870 |
Revenues by Geographic Area | Revenues by geographic area are as follows (in thousands):
|  | Three Months Ended March 31, |
Country |  | 2022 |  |  | 2021 |
South Korea |  | $ | 89,687 |  |  | $ | 67,975 |
China |  |  | 55,400 |  |  |  | 60,504 |
Japan |  |  | 1,053 |  |  |  | 1,315 |
Other non-U.S. locations |  |  | 300 |  |  |  | 825 |
Total non-U.S. locations |  |  | 146,440 |  |  |  | 130,619 |
United States |  |  | 4,030 |  |  |  | 3,381 |
Total revenue |  | $ | 150,470 |  |  | $ | 134,000 |
Long-Lived Assets (Net) by Geographic Area | Long-lived assets (net), by geographic area are as follows (in thousands):
|  | March 31, 2022 |  |  | December 31, 2021 |
United States |  | $ | 115,760 |  |  | $ | 115,004 |
Other |  |  | 16,119 |  |  |  | 13,828 |
Total long-lived assets |  | $ | 131,879 |  |  | $ | 128,832 |

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- Definition Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9038-108599 + Details
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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9038-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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