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Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | The following presents our goodwill balance allocated by segment as of December 31, 2020 and 2019:
(in millions) | 2020 |  | 2019
Gas Distribution Operations | $ | 1,485.9 |  |  | $ | 1,485.9 |
Electric Operations | — |  |  | — |
Corporate and Other | — |  |  | — |
Total | $ | 1,485.9 |  |  | $ | 1,485.9 |

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