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FINANCIAL RISK MANAGEMENT (Financial assets and liabilities at fair value) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | $ 1,432,536 | $ 496,832
Financial liabilities, at fair value | 1,889 | 6,358
Level 1 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 1,360,585 | 492,631
Financial liabilities, at fair value | 0 | 0
Level 2 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 44,130 | 1,572
Financial liabilities, at fair value | 1,889 | 6,358
Level 3 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 27,821 | 2,629
Financial liabilities, at fair value | 0 | 0
Derivatives |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial liabilities, at fair value | 1,889 | 6,358
Derivatives | Level 1 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial liabilities, at fair value | 0 | 0
Derivatives | Level 2 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial liabilities, at fair value | 1,889 | 6,358
Derivatives | Level 3 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial liabilities, at fair value | 0 | 0
Cash and cash equivalents |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 692,529 | 259,020
Cash and cash equivalents | Level 1 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 692,529 | 259,020
Cash and cash equivalents | Level 2 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 0 | 0
Cash and cash equivalents | Level 3 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 0 | 0
Other investments |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 735,654 | 236,240
Other investments | Level 1 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 668,056 | 233,611
Other investments | Level 2 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 39,777 | 0
Other investments | Level 3 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 27,821 | 2,629
Derivatives |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 4,353 | 1,572
Derivatives | Level 1 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 0 | 0
Derivatives | Level 2 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | 4,353 | 1,572
Derivatives | Level 3 |  |
Disclosure of fair value measurement of assets [line items] |  |
Financial assets, at fair value | $ 0 | $ 0

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- Definition The fair value of financial assets. [Refer: At fair value [member]; Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2021-01-01 -Paragraph 25 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_25&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The fair value of financial liabilities. [Refer: At fair value [member]; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2021-01-01 -Paragraph 25 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_25&doctype=Standard -URIDate 2021-03-24 + Details
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