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COMPONENTS OF ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables) | 6 Months Ended
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Jun. 30, 2020
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 six months ended June 30, 2020 and 2019 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, 2020 | (1,073 | ) | — |  | (317 | ) | 1,396 |  | 67 |  | (345 | ) | (272 | )
Other comprehensive income/(loss) retained in AOCI | (738 | ) | 8 |  | (375 | ) | 2,843 |  | 25 |  | — |  | 1,763 |
Other comprehensive (income)/loss reclassified to earnings |  |  |  |  |  |  |  |
Interest rate contracts 1 | 103 |  | — |  | — |  | — |  | — |  | — |  | 103 |
Foreign exchange contracts 2 | 2 |  | — |  | — |  | — |  | — |  | — |  | 2 |
Amortization of pension and OPEB actuarial loss and prior service costs 4 | — |  | — |  | — |  | — |  | — |  | 9 |  | 9 |
| (633 | ) | 8 |  | (375 | ) | 2,843 |  | 25 |  | 9 |  | 1,877 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  |  |
Income tax on amounts retained in AOCI | 180 |  | — |  | — |  | — |  | (5 | ) | — |  | 175 |
Income tax on amounts reclassified to earnings | (25 | ) | — |  | — |  | — |  | — |  | (2 | ) | (27 | )
| 155 |  | — |  | — |  | — |  | (5 | ) | (2 | ) | 148 |
Balance as at June 30, 2020 | (1,551 | ) | 8 |  | (692 | ) | 4,239 |  | 87 |  | (338 | ) | 1,753 |
| Cash Flow Hedges |  | Net Investment Hedges |  | Cumulative Translation Adjustment |  | Equity Investees |  | Pension and OPEB Adjustment |  | Total |
(millions of Canadian dollars) |  |  |  |  |  |
Balance as at January 1, 2019 | (770 | ) | (598 | ) | 4,323 |  | 34 |  | (317 | ) | 2,672 |
Other comprehensive income/(loss) retained in AOCI | (618 | ) | 252 |  | (2,508 | ) | 22 |  | — |  | (2,852 | )
Other comprehensive (income)/loss reclassified to earnings |  |  |  |  |  |  |
Interest rate contracts 1 | 72 |  | — |  | — |  | — |  | — |  | 72 |
Foreign exchange contracts 2 | 2 |  | — |  | — |  | — |  | — |  | 2 |
Other contracts 3 | (3 | ) | — |  | — |  | — |  | — |  | (3 | )
Amortization of pension and OPEB actuarial loss and prior service costs 4 | — |  | — |  | — |  | — |  | 57 |  | 57 |
| (547 | ) | 252 |  | (2,508 | ) | 22 |  | 57 |  | (2,724 | )
Tax impact |  |  |  |  |  |
Income tax on amounts retained in AOCI | 196 |  | (31 | ) | — |  | (5 | ) | — |  | 160 |
Income tax on amounts reclassified to earnings | (25 | ) | — |  | — |  | — |  | (14 | ) | (39 | )
| 171 |  | (31 | ) | — |  | (5 | ) | (14 | ) | 121 |
Other | — |  | — |  | — |  | — |  | 55 |  | 55 |
Balance as at June 30, 2019 | (1,146 | ) | (377 | ) | 1,815 |  | 51 |  | (219 | ) | 124 |
1 Reported within Interest expense in the Consolidated Statements of Earnings.
2 | Reported within Transportation and other services revenues and Net foreign currency gain/(loss) in the Consolidated Statements of Earnings.
3 Reported within Operating and administrative expense in the Consolidated Statements of Earnings. 4 These components are included in the computation of net periodic benefit costs and are reported within Other income/(expense) in the Consolidated Statements of Earnings.

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