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Other Liabilities - Summary of Other Liabilities (Detail) - CAD ($) $ in Millions |  | 12 Months Ended |
--- | --- | --- | ---
May 31, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure of non-current liabilities [Line Items] |  |  |
Pension and Other Post-Employment Benefit Plan |  | $ 201 | $ 288
Provision for West White Rose Expansion Project (1) |  | 204 | 259
Provisions for Onerous and Unfavourable Contracts |  | 95 | 99
Employee Long-Term Incentives |  | 245 | 74
Drilling Provisions |  | 31 | 56
Deferred Revenue |  | 45 | 41
Other (2) |  | 221 | 112
Other Liabilities |  | 1,042 | $ 929
Adjustment to West White Rose expansion project provision | $ 47 |  |
West white rose expansion project, expected draw down to provision |  | 58 |
RVO included in other liabilities, net |  | 101 |
RVO included in other liabilities, gross |  | 1,100 |
RINs included in other liabilities, gross |  | $ 1,000 |
West White Rose Expansion Project |  |  |
Disclosure of non-current liabilities [Line Items] |  |  |
Percentage of working interest acquired | 1250.00% |  |

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