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INCOME TAXES - Canadian operating tax losses and tax credits expiry dates (Details) - Canada - CAD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
INCOME TAXES |  |
Tax losses - gross | $ 287,754 | $ 251,967
Tax benefit at tax rate of 26% - 27% | 77,650 | 68,263
Set-off against deferred tax liabilities | (20,070) | (16,910)
Total tax loss assets not recognized | 57,580 | 51,353
Tax credits | 1,126 | 1,126
Total tax credit assets not recognized | $ 1,126 | $ 1,126
Top of range [Member] |  |
INCOME TAXES |  |
Percentage of tax benefit | 27.00% |
Bottom of range [Member] |  |
INCOME TAXES |  |
Percentage of tax benefit | 26.00% |

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- Definition The tax expense (income) divided by the accounting profit. [Refer: Accounting profit] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2022-03-24 -Paragraph 81 -Subparagraph c -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2022-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2022-03-24 + Details
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