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RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Earnings and Comprehensive Income (Details) - CAD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Amount of unrealized gain/(loss) recognized in OCI | $ (147) | $ 334 | $ (9) | $ 487
Amount of (income)/loss reclassified from AOCI to earnings | 22 | 41 | 64 | 64
Gain from AOCI expected to be reclassified |  |  | $ 2 |
Maximum term of hedging exposures to variability of cash flows (in years) |  |  | 3 years |
Total unrealized derivative fair value gain/(loss), net |  |  | $ (809) | 270
Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net | 114 | (865) | (809) | 270
Foreign exchange contracts |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Amount of (income)/loss reclassified from AOCI to earnings | 12 | 0 | 43 | 0
Foreign exchange contracts | Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net | 203 | (650) | (736) | 415
Foreign exchange contracts | Transportation and other services | Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net |  |  | 0 | 645
Foreign exchange contracts | Other income/(expense) | Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net |  |  | (736) | (230)
Interest rate contracts |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Amount of (income)/loss reclassified from AOCI to earnings | 10 | 40 | 22 | 63
Interest rate contracts | Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net | (161) | 17 | (39) | 72
Commodity contracts |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Amount of (income)/loss reclassified from AOCI to earnings | 0 | 1 | (1) | 0
Commodity contracts | Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net | 70 | (229) | (35) | (206)
Commodity contracts | Transportation and other services | Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net |  |  | (14) | (85)
Commodity contracts | Commodity sales | Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net |  |  | (91) | 75
Commodity contracts | Commodity costs | Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net |  |  | 103 | (136)
Commodity contracts | Operating and administrative expense | Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net |  |  | (33) | (60)
Other contracts |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Amount of (income)/loss reclassified from AOCI to earnings | 0 | 0 | 0 | 1
Other contracts | Non- Qualifying Derivative Instruments |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Total unrealized derivative fair value gain/(loss), net | 2 | (3) | 1 | (11)
Cash flow hedges | Interest rate contracts |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Amount of unrealized gain/(loss) recognized in OCI | (144) | 313 | 4 | 423
Cash flow hedges | Commodity contracts |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Amount of unrealized gain/(loss) recognized in OCI | 5 | 20 | 20 | 56
Cash flow hedges | Other contracts |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Amount of unrealized gain/(loss) recognized in OCI | 0 | (1) | 1 | (3)
Fair value hedges | Foreign exchange contracts |  |  |  |
The Effect of Derivative Instruments on the Statements of Earnings and Comprehensive Income |  |  |  |
Amount of unrealized gain/(loss) recognized in OCI | $ (8) | $ 2 | $ (34) | $ 11

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