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COMPONENTS OF ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables) | 9 Months Ended
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Sep. 30, 2024
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] |
Schedule of Changes in AOCI Attributable to Enbridge, Inc. Common Shareholders | Changes in Accumulated other comprehensive income (AOCI) attributable to our common shareholders for the nine months ended September 30, 2024 and 2023 are as follows:
| Cash Flow Hedges | Excluded Components of Fair Value Hedges | Net Investment Hedges | Cumulative Translation Adjustment | Equity Investees | Pension and OPEB Adjustment | Total
(millions of Canadian dollars) |  |  |  |  |  |  |
Balance as at January 1, 2024 | 320 |  | (23) |  | (728) |  | 2,653 |  | 11 |  | 70 |  | 2,303 |
Other comprehensive income/(loss) retained in AOCI | 15 |  | (34) |  | (357) |  | 1,498 |  | 3 |  | — |  | 1,125 |
Other comprehensive (income)/loss reclassified to earnings |  |  |  |  |  |  |
Interest rate contracts 1 | 22 |  | — |  | — |  | — |  | — |  | — |  | 22 |
Commodity contracts 2 | (1) |  | — |  | — |  | — |  | — |  | — |  | (1) |
Foreign exchange contracts 3 | — |  | 43 |  | — |  | — |  | — |  | — |  | 43 |
Amortization of pension and OPEB actuarial gain 4 | — |  | — |  | — |  | — |  | — |  | (14) |  | (14) |
| 36 |  | 9 |  | (357) |  | 1,498 |  | 3 |  | (14) |  | 1,175 |
Tax impact |  |  |  |  |  |  |
Income tax on amounts retained in AOCI | (4) |  | 8 |  | — |  | — |  | — |  | — |  | 4 |
Income tax on amounts reclassified to earnings | (3) |  | (10) |  | — |  | — |  | — |  | 3 |  | (10) |
| (7) |  | (2) |  | — |  | — |  | — |  | 3 |  | (6) |
Balance as at September 30, 2024 | 349 |  | (16) |  | (1,085) |  | 4,151 |  | 14 |  | 59 |  | 3,472 |
| Cash Flow Hedges | Excluded Components of Fair Value Hedges | Net Investment Hedges | Cumulative Translation Adjustment | Equity Investees | Pension and OPEB Adjustment | Total
(millions of Canadian dollars) |  |  |  |  |  |  |
Balance as at January 1, 2023 | 121 |  | (35) |  | (1,137) |  | 4,348 |  | 5 |  | 218 |  | 3,520 |
Other comprehensive income/(loss) retained in AOCI | 447 |  | 11 |  | 42 |  | (128) |  | 8 |  | — |  | 380 |
Other comprehensive (income)/loss reclassified to earnings |  |  |  |  |  |  |
Interest rate contracts 1 | 63 |  | — |  | — |  | — |  | — |  | — |  | 63 |
Other contracts 5 | 1 |  | — |  | — |  | — |  | — |  | — |  | 1 |
Amortization of pension and OPEB actuarial gain 4 | — |  | — |  | — |  | — |  | — |  | (16) |  | (16) |
| 511 |  | 11 |  | 42 |  | (128) |  | 8 |  | (16) |  | 428 |
Tax impact |  |  |  |  |  |  |
Income tax on amounts retained in AOCI | (117) |  | — |  | — |  | — |  | (1) |  | — |  | (118) |
Income tax on amounts reclassified to earnings | (6) |  | — |  | — |  | — |  | — |  | 3 |  | (3) |
| (123) |  | — |  | — |  | — |  | (1) |  | 3 |  | (121) |
Balance as at September 30, 2023 | 509 |  | (24) |  | (1,095) |  | 4,220 |  | 12 |  | 205 |  | 3,827 |
1 Reported within Interest expense in the Consolidated Statements of Earnings. 2 Reported within Transportation and other services revenues in the Consolidated Statements of Earnings. 3 Reported within Other income/(expense) in the Consolidated Statements of Earnings. 4 These components are included in the computation of net periodic benefit credit and are reported within Other income/(expense) in the Consolidated Statements of Earnings. 5 Reported within Operating and administrative expense in the Consolidated Statements of Earnings.

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