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PROVISIONS (Details) - CAD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Reconciliation of changes in other provisions [abstract] |  |
Balance | $ 53 |
Adjustments to existing provisions | (3) |
Balance | 69 |
Current (recorded in "other current liabilities") | 252 | $ 607
Long-term | 53 | $ 50
Additions | 13 |
Other current liabilities |  |
Reconciliation of changes in other provisions [abstract] |  |
Current (recorded in "other current liabilities") | 16 |
Decommissioning Liabilities |  |
Reconciliation of changes in other provisions [abstract] |  |
Balance | 52 |
Adjustments to existing provisions | (4) |
Balance | 56 |
Long-term | 51 |
Additions | 0 |
Decommissioning Liabilities | Other current liabilities |  |
Reconciliation of changes in other provisions [abstract] |  |
Current (recorded in "other current liabilities") | 5 |
Other |  |
Reconciliation of changes in other provisions [abstract] |  |
Balance | 1 |
Adjustments to existing provisions | (1) |
Balance | 13 |
Long-term | 2 |
Additions | 13 |
Other | Other current liabilities |  |
Reconciliation of changes in other provisions [abstract] |  |
Current (recorded in "other current liabilities") | $ 11 |

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- Definition The increase in existing other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Paragraph 84 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_84_b&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount recognised for new other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Paragraph 84 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_84_b&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of non-current provisions other than provisions for employee benefits. [Refer: Non-current provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 78 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_78_d&doctype=Standard -URIDate 2022-03-24 + Details
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