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v3.22.0.1

Right of Use Assets (Tables) | 12 Months Ended
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Dec. 31, 2021
Disclosure of leases [Abstract] |
Disclosure of quantitative information about right-of-use assets | A reconciliation of the changes in the carrying amount of the right-of-use assets is as follows:
| Land | Buildings | Vehicles | Equipment | Pipeline | Total
As at Dec. 31, 2019 | 58 |  | 16 |  | 2 |  | 25 |  | 45 |  | 146 |
Additions | 3 |  | 13 |  | — |  | — |  | — |  | 16 |
Depreciation | (3) |  | (5) |  | (1) |  | (9) |  | (3) |  | (21) |
As at Dec. 31, 2020 | 58 |  | 24 |  | 1 |  | 16 |  | 42 |  | 141 |
Additions | — |  | 1 |  | — |  | — |  | — |  | 1 |
Acquisitions (Note 4) | 13 |  | — |  | — |  | — |  | — |  | 13 |
Depreciation | (3) |  | (5) |  | — |  | (2) |  | (1) |  | (11) |
Disposal of assets (Note 4) | — |  | — |  | — |  | — |  | (41) |  | (41) |
Transfers | — |  | — |  | — |  | (8) |  | — |  | (8) |
As at Dec. 31, 2021 | 68 |  | 20 |  | 1 |  | 6 |  | — |  | 95 |

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- Definition The disclosure of quantitative information about right-of-use assets. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2021-01-01 -Paragraph 53 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2021-en-r&anchor=para_53&doctype=Standard -URIDate 2021-03-24 + Details
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