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PENSION AND OTHER POSTRETIREMENT BENEFITS - Expected Benefit Payments and Employer Contributions (Details) $ in Millions | Dec. 31, 2023 CAD ($)
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Canada | Pension |
Benefits Expected to be Paid by the Company |
2024 | $ 207
2025 | 213
2026 | 219
2027 | 224
2028 | 230
2029-2033 | 1,234
Contributions expected to be paid in next fiscal year | 18
Canada | OPEB |
Benefits Expected to be Paid by the Company |
2024 | 13
2025 | 13
2026 | 13
2027 | 13
2028 | 13
2029-2033 | 70
Contributions expected to be paid in next fiscal year | 13
US | Pension |
Benefits Expected to be Paid by the Company |
2024 | 87
2025 | 87
2026 | 87
2027 | 86
2028 | 81
2029-2033 | 393
Contributions expected to be paid in next fiscal year | 5
US | OPEB |
Benefits Expected to be Paid by the Company |
2024 | 16
2025 | 15
2026 | 14
2027 | 13
2028 | 12
2029-2033 | 49
Contributions expected to be paid in next fiscal year | $ 6

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