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Derivatives Instruments (Derivative Assets and Liabilities) (Details) - CAD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
HFT derivatives |  |
Derivative Assets | $ 270 | $ 348
Derivative Liabilities | 690 | 567
Other derivatives |  |
Other, Derivative Assets | 0 | 22
Other, Derivative Liabilities | 36 | 7
Derivative Assets |  |
Total gross current derivative assets | 322 | 389
Total impact of master netting agreements | (155) | (149)
Less: Derivatives classified as held for sale | (1) | 0
Derivative Asset, Total | 166 | 240
Derivative Assets, Current | 115 | 174
Derivative Assets, Long-term | 51 | 66
Derivative Liabilities |  |
Total gross current derivative liabilities | 773 | 653
Total impact of master netting agreements | (155) | (149)
Less: Derivatives classified as held for sale | (1) | 0
Derivative Liabilities, Total | 617 | 504
Derivative Liabilities, Current | 526 | 386
Derivative Liabilities, Long-term | 91 | 118
Equity derivatives |  |
Other derivatives |  |
Other, Derivative Assets | 0 | 4
Other, Derivative Liabilities | 2 | 0
FX forwards |  |
Other derivatives |  |
Other, Derivative Assets | 0 | 18
Other, Derivative Liabilities | 34 | 7
Power swaps and physical contracts |  |
HFT derivatives |  |
Derivative Assets | 34 | 29
Derivative Liabilities | 30 | 36
Natural gas swaps, futures, forwards, physical contracts |  |
HFT derivatives |  |
Derivative Assets | 236 | 319
Derivative Liabilities | 660 | 531
Regulatory deferral |  |
HFT derivatives |  |
Derivative Assets | 52 | 19
Derivative Liabilities | 47 | 79
Derivative Assets |  |
Total impact of master netting agreements | (7) | (3)
Derivative Liabilities |  |
Total impact of master netting agreements | (7) | (3)
Regulatory deferral | Commodity swaps and forwards |  |
Regulatory deferral |  |
Regulatory deferral, Derivative Assets | 25 | 16
Regulatory deferral, Derivative Liabilities | 44 | 76
Regulatory deferral | FX forwards |  |
HFT derivatives |  |
Derivative Assets | 27 | 3
Derivative Liabilities | 3 | 3
HFT derivatives |  |
Derivative Assets |  |
Total impact of master netting agreements | (148) | (146)
Derivative Liabilities |  |
Total impact of master netting agreements | $ (148) | $ (146)

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