Other Long-Term Assets - Schedule of Other Long-Term Assets (Details) - CAD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Long-term prepayments, contracts and other | $ 419 | $ 313 |
| Prepaid cost of service tolls | 229 | 166 |
| Long-term inventory | 291 | 204 |
| Risk management | 0 | 13 |
| Other assets | 939 | 696 |
| Less: current portion | 70 | 76 |
| Other long-term assets | $ 869 | $ 620 |
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- Definition Non-Current Inventory No definition available.
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- Definition Prepaid Service Tolls No definition available.
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- Definition The amount of financial assets classified as derivative instruments. [Refer: Financial assets; Derivatives [member]] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of assets that the entity does not separately disclose in the same statement or note. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of current assets that the entity does not separately disclose in the same statement or note. [Refer: Current assets] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of non-current assets that the entity does not separately disclose in the same statement or note. [Refer: Non-current assets] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of prepayments and accrued income, including contract assets. [Refer: Prepayments; Accrued income including contract assets] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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