XML 84 R61.htm IDEA: XBRL DOCUMENT
v3.25.0.1

ASSET RETIREMENT OBLIGATIONS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Asset Retirement Obligation Disclosure [Abstract] |
Schedule of Reconciliation of Movements in The Company's ARO | A reconciliation of movements in our ARO liabilities is as follows:
December 31, | 2024 | 2023
(millions of Canadian dollars) |  |
Obligations at beginning of year | 493 |  | 488 |
Liabilities acquired | 185 |  | 1 |
Liabilities incurred | 3 |  | — |
Liabilities settled | (139) |  | (23) |
Change in estimate and other | 51 |  | 5 |
Foreign currency translation adjustment | 40 |  | (6) |
Accretion expense | 33 |  | 28 |
Obligations at end of year | 666 |  | 493 |
Presented as follows: |  |
Other current liabilities (Note 16) | 120 |  | 136 |
Other long-term liabilities | 546 |  | 357 |
| 666 |  | 493 |

X
- References No definition available. + Details
Name: | us-gaap_AssetRetirementObligationDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 + Details
Name: | us-gaap_ScheduleOfChangeInAssetRetirementObligationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration