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ACCOUNTS PAYABLE AND ACCRUED LIABILITIES (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Trade and other payables [abstract] |  |
Trade payables | $ 42,600 | $ 33,579
Accrued liabilities | 46,791 | 38,464
Royalties payable | 36,019 | 3,528
Share-based compensation liabilities | 30,050 | 19,538
Derivative liabilities | 3,764 | 0
Income taxes payable | 9,452 | 12,767
Lease liabilities | 5,686 | 446
Other | 1,622 | 2,803
Accounts payable and accrued liabilities | $ 175,984 | $ 111,125

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- Definition The current amount of payment due to suppliers for goods and services used in entity's business. [Refer: Current liabilities; Trade payables] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 78 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_78&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 70 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_70&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The amount of payables related to a value added tax. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 78 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_78&doctype=Standard -URIDate 2020-01-01 + Details
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