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v3.20.4

Oil and Gas Properties - Sensitivity of the Estimated Recoverable Amount of Possible Changes (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 CAD ($) | Dec. 31, 2020 CAD ($) cadPerBbl cadPerMcf | Dec. 31, 2019 CAD ($)
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Discount rate |  | 1.00% |
Oil price | cadPerBbl |  | 2.50 |
Gas price | cadPerMcf |  | 0.25 |
Recoverable amount | $ 2,974,796 | $ 3,077,548 |
Impairments | 2,588,488 | 2,360,220 | $ 187,822
Change in discount rate of 1% | 220,750 | 140,600 |
Change in oil price of $2.50/bbl | 400,500 | 386,000 |
Change in gas price of $0.25/mcf | 49,000 | 57,400 |
Impairment reversal |  | 341,326 |
Conventional CGU |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Recoverable amount | 37,444 | 54,265 |
Impairments | 41,000 |  |
Change in discount rate of 1% | 3,000 | 1,000 |
Change in oil price of $2.50/bbl | 3,500 | 3,000 |
Change in gas price of $0.25/mcf | 8,500 | 9,000 |
Impairment reversal |  | 0 |
Peace River CGU |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Recoverable amount | 109,631 | 104,225 |
Impairments | 345,000 |  |
Change in discount rate of 1% | 9,500 | 1,000 |
Change in oil price of $2.50/bbl | 53,500 | 49,500 |
Change in gas price of $0.25/mcf | 3,000 | 3,000 |
Impairment reversal |  | 0 |
Lloydminster CGU |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Recoverable amount | 227,967 | 212,979 |
Impairments | 470,000 |  |
Change in discount rate of 1% | 25,000 | 7,000 |
Change in oil price of $2.50/bbl | 69,500 | 57,500 |
Change in gas price of $0.25/mcf | 0 | 500 |
Impairment reversal |  | 0 |
Duvernay CGU |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Recoverable amount | 61,197 | 70,491 |
Impairments | 5,000 |  |
Change in discount rate of 1% | 5,500 | 5,500 |
Change in oil price of $2.50/bbl | 9,500 | 12,000 |
Change in gas price of $0.25/mcf | 1,500 | 1,500 |
Impairment reversal |  | 0 |
Viking CGU |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Recoverable amount | 962,134 | 1,026,026 |
Impairments | 915,000 |  |
Change in discount rate of 1% | 57,000 | 34,500 |
Change in oil price of $2.50/bbl | 123,000 | 106,500 |
Change in gas price of $0.25/mcf | 4,000 | 5,000 |
Impairment reversal |  | 116,000 |
Eagle Ford CGU |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Recoverable amount | 1,576,423 | 1,609,562 |
Impairments | 812,488 |  |
Change in discount rate of 1% | 120,750 | 91,600 |
Change in oil price of $2.50/bbl | 141,500 | 157,500 |
Change in gas price of $0.25/mcf | $ 32,000 | 38,400 |
Impairment reversal |  | $ 225,326 |

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