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LONG-TERM DEBT AND CREDIT FACILITY - Equipment Loan (Details) $ in Millions |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 27, 2019 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | May 12, 2020 USD ($) | May 12, 2020 XAF ( ) | Jun. 27, 2019 EUR (€)
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Borrowing costs capitalised |  | $ 31.4 | $ 24.5 |  |  |
Equipment loans |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Outstanding amount | $ 23.3 |  |  | $ 10.9 | 6,545,000,000 | € 20,500,000
Interest rate | 5.23% |  |  | 5.95% | 5.95% | 5.23%
Borrowing costs capitalised | $ 0.3 |  |  |  |  |

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- Details
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