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Goodwill (Tables) | 12 Months Ended
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Dec. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill |
($ millions) | 2024 |  |  | 2023 |
Balance, beginning of year | 12,184 |  |  | 12,464 |
Disposition of Aitken Creek (Note 21) | — |  |  | (27) |
Foreign currency translation impacts (1) | 928 |  |  | (253) |
Balance, end of year | 13,112 |  |  | 12,184 |
(1) Relates to the translation of goodwill associated with the acquisitions of ITC, UNS Energy, Central Hudson, Caribbean Utilities and FortisTCI, whose functional currency is the U.S. dollar

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