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PROVISIONS (Details) - CAD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020
Reconciliation of changes in other provisions [abstract] |  |
Balance | $ 46 |
Balance | 53 |
Current (recorded in "other current liabilities") | 607 | $ 243
Long-term | 50 | $ 42
Additions | 7 |
Other current liabilities |  |
Reconciliation of changes in other provisions [abstract] |  |
Current (recorded in "other current liabilities") | 3 |
Decommissioning Liabilities |  |
Reconciliation of changes in other provisions [abstract] |  |
Balance | 45 |
Balance | 52 |
Long-term | 49 |
Additions | 7 |
Decommissioning Liabilities | Other current liabilities |  |
Reconciliation of changes in other provisions [abstract] |  |
Current (recorded in "other current liabilities") | 3 |
Other |  |
Reconciliation of changes in other provisions [abstract] |  |
Balance | 1 |
Balance | 1 |
Long-term | 1 |
Additions | 0 |
Other | Other current liabilities |  |
Reconciliation of changes in other provisions [abstract] |  |
Current (recorded in "other current liabilities") | $ 0 |

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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 2021-01-01 -Paragraph 84 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2021-en-r&anchor=para_84_b&doctype=Standard -URIDate 2021-03-24 + Details
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