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FINANCIAL RISK MANAGEMENT - Market Currency Risk (Details) - Currency risk - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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TRY |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | $ (30,658) | $ 0
TRY | Cash and cash equivalents |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | 1,435 | 0
TRY | Marketable securities |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | 0 | 0
TRY | Accounts receivable and other financial assets |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | 11,395 | 0
TRY | Trade and other payables |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | (33,904) | 0
TRY | Lease liabilities |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | (6,389) | 0
TRY | Other financial liabilities |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | (3,195) | 0
CAD |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | (26,508) | 39,998
CAD | Cash and cash equivalents |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | 4,556 | 4,786
CAD | Marketable securities |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | 25,235 | 65,586
CAD | Accounts receivable and other financial assets |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | 363 | 0
CAD | Trade and other payables |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | (39,445) | (26,695)
CAD | Lease liabilities |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | (3,284) | (3,679)
CAD | Other financial liabilities |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | (13,933) | 0
ARS |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | (2,584) | (12,015)
ARS | Cash and cash equivalents |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | 3,325 | 146
ARS | Marketable securities |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | 0 | 0
ARS | Accounts receivable and other financial assets |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | 2,670 | 1,250
ARS | Trade and other payables |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | (8,576) | (13,411)
ARS | Lease liabilities |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | 0 | 0
ARS | Other financial liabilities |  |
Disclosure of nature and extent of risks arising from financial instruments [line items] |  |
Risk exposure | $ (3) | $ 0

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of risk exposure associated with financial instruments with a shared characteristic that identifies a concentration of risks. [Refer: Financial instruments, class [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph B8 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_B8_c&doctype=Appendix&subtype=B -URIDate 2020-01-01 + Details
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