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PENSION AND OTHER POSTRETIREMENT BENEFITS - Expected Benefit Payments and Employer Contributions (Details) $ in Millions | Dec. 31, 2024 CAD ($)
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Canada | Pension |
Benefits Expected to be Paid by the Company |
2025 | $ 214
2026 | 220
2027 | 226
2028 | 232
2029 | 238
2030-2034 | 1,285
Contributions expected to be paid in next fiscal year | 21
Canada | OPEB |
Benefits Expected to be Paid by the Company |
2025 | 11
2026 | 12
2027 | 12
2028 | 12
2029 | 12
2030-2034 | 64
Contributions expected to be paid in next fiscal year | 11
US | Pension |
Benefits Expected to be Paid by the Company |
2025 | 117
2026 | 120
2027 | 123
2028 | 123
2029 | 120
2030-2034 | 625
Contributions expected to be paid in next fiscal year | 6
US | OPEB |
Benefits Expected to be Paid by the Company |
2025 | 16
2026 | 16
2027 | 16
2028 | 16
2029 | 16
2030-2034 | 71
Contributions expected to be paid in next fiscal year | $ 6

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