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Other Income, Net (Tables) | 12 Months Ended
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Dec. 31, 2020
Other Income and Expenses [Abstract] |
Schedule of other income, net | Total other income, net was as follows for the years ended December 31:
(in millions) |  | 2020 |  | 2019 |  | 2018
Non-service components of net periodic benefit costs |  | $ | 41.2 |  |  | $ | 36.2 |  |  | $ | 26.0 |
AFUDC – Equity |  | 20.9 |  |  | 14.4 |  |  | 15.2 |
Gains (losses) from investments held in rabbi trust |  | 12.7 |  |  | 21.2 |  |  | (1.8) |
Other, net |  | 4.7 |  |  | 30.4 |  |  | 30.9 |
Other income, net |  | $ | 79.5 |  |  | $ | 102.2 |  |  | $ | 70.3 |

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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