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Commitments and Contingencies - Future Payments for Commitments (Details) - CAD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023
Disclosure Of Commitments And Contingent Liabilities [Line Items] |  |
Transportation and storage | $ 24,260 | $ 24,667
Product Purchases | 14 | 617
Real Estate | 841 | 898
Obligation to Fund HCML | 512 | 513
Other Long-Term Commitments | 1,653 | 2,101
Total Commitments | $ 27,280 | 28,796
Transportation commitments subject to regulatory approval or approved but not yet in service term | 20 years |
Contractual commitments | $ 27,280 | 28,796
HMLP |  |
Disclosure Of Commitments And Contingent Liabilities [Line Items] |  |
Total Commitments | 1,800 | 2,100
Contractual commitments | 1,800 | 2,100
Commitments approved and not yet in service |  |
Disclosure Of Commitments And Contingent Liabilities [Line Items] |  |
Transportation commitments | 854 | 13,000
1 Year |  |
Disclosure Of Commitments And Contingent Liabilities [Line Items] |  |
Transportation and storage | 2,122 | 2,018
Product Purchases | 14 | 617
Real Estate | 63 | 57
Obligation to Fund HCML | 104 | 94
Other Long-Term Commitments | 411 | 417
Total Commitments | 2,714 | 3,203
Contractual commitments | 2,714 | 3,203
2 Years |  |
Disclosure Of Commitments And Contingent Liabilities [Line Items] |  |
Transportation and storage | 1,947 | 1,927
Product Purchases | 0 | 0
Real Estate | 63 | 57
Obligation to Fund HCML | 105 | 94
Other Long-Term Commitments | 191 | 194
Total Commitments | 2,306 | 2,272
Contractual commitments | 2,306 | 2,272
3 Years |  |
Disclosure Of Commitments And Contingent Liabilities [Line Items] |  |
Transportation and storage | 1,921 | 1,680
Product Purchases | 0 | 0
Real Estate | 61 | 59
Obligation to Fund HCML | 98 | 94
Other Long-Term Commitments | 187 | 184
Total Commitments | 2,267 | 2,017
Contractual commitments | 2,267 | 2,017
4 Years |  |
Disclosure Of Commitments And Contingent Liabilities [Line Items] |  |
Transportation and storage | 1,904 | 1,663
Product Purchases | 0 | 0
Real Estate | 59 | 63
Obligation to Fund HCML | 56 | 89
Other Long-Term Commitments | 158 | 175
Total Commitments | 2,177 | 1,990
Contractual commitments | 2,177 | 1,990
5 Years |  |
Disclosure Of Commitments And Contingent Liabilities [Line Items] |  |
Transportation and storage | 1,815 | 1,641
Product Purchases | 0 | 0
Real Estate | 63 | 58
Obligation to Fund HCML | 44 | 52
Other Long-Term Commitments | 117 | 166
Total Commitments | 2,039 | 1,917
Contractual commitments | 2,039 | 1,917
Thereafter |  |
Disclosure Of Commitments And Contingent Liabilities [Line Items] |  |
Transportation and storage | 14,551 | 15,738
Product Purchases | 0 | 0
Real Estate | 532 | 604
Obligation to Fund HCML | 105 | 90
Other Long-Term Commitments | 589 | 965
Total Commitments | 15,777 | 17,397
Contractual commitments | $ 15,777 | $ 17,397

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- Definition Contractual commitments + References No definition available. + Details
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- Definition Contractual Commitments For Transportation and Storage + References No definition available. + Details
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- Definition Other Long Term Commitments + References No definition available. + Details
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- Definition Transportation commitments subject to regulatory approval or approved but not yet in service. + References No definition available. + Details
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- Definition Transportation commitments subject to regulatory approval or approved but not yet in service term. + References No definition available. + Details
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- Definition The commitments that the entity has relating to its joint ventures as specified in paragraphs B18-B20 of IFRS 12. [Refer: Total for all joint ventures [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2024-01-01 -Paragraph 23 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_23_a&doctype=Standard -URIDate 2024-03-27 + Details
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