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CONCENTRATION OF CREDIT RISK AND MAJOR CUSTOMERS (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Major Customers |  |  |
Revenues | $ 1,569,976 | $ 1,328,129 | $ 1,961,720
Trade receivables | $ 129,531 | $ 104,579 |
Revenue | Geographic Concentration Risk | End users in Europe, Africa, Asia, North America and South America |  |  |
Major Customers |  |  |
Concentration of risk (as a percent) | 12.50% | 3.30% | 17.90%
Revenue | Customer Concentration Risk | Customer A |  |  |
Major Customers |  |  |
Revenues | $ 239,482 | $ 197,379 | $ 228,500
Revenue | Customer Concentration Risk | Customer B |  |  |
Major Customers |  |  |
Revenues |  |  | $ 213,319
Revenue | Customer Concentration Risk | Customer C |  |  |
Major Customers |  |  |
Revenues |  | 157,271 |
Revenue | Customer Concentration Risk | Customer D |  |  |
Major Customers |  |  |
Revenues |  | 137,785 |
Trade accounts receivable | Customer Concentration Risk | Major Customers |  |  |
Major Customers |  |  |
Trade receivables | $ 10,800 | $ 32,000 |

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- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=124259787&loc=d3e4531-111522 + Details
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