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v3.22.4

Other, Net | 12 Months Ended
--- | ---
Dec. 31, 2022
Other Nonoperating Income (Expense) [Abstract] |
Other, Net |
Year Ended December 31, (in millions) | 2022 |  | 2021 |  | 2020
Interest income | $ | 4.3 |  |  | $ | 4.0 |  |  | $ | 5.5 |
AFUDC equity | 15.1 |  |  | 13.1 |  |  | 9.9 |
Charitable contributions | (4.4) |  |  | (11.5) |  |  | (1.5) |
Pension and other postretirement non-service cost(1) | 27.6 |  |  | 35.5 |  |  | 9.3 |
Sale of emission reduction credits | — |  |  | — |  |  | 4.6 |
Interest rate swap settlement gain(2) | 10.0 |  |  | — |  |  | — |
Miscellaneous | (0.4) |  |  | (0.3) |  |  | 4.3 |
Total Other, net | $ | 52.2 |  |  | $ | 40.8 |  |  | $ | 32.1 |
(1) See Note 12, "Pension and Other Postemployment Benefits," for additional information.

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- Definition The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -URI https://asc.fasb.org/topic&trid=2122503 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 610 -URI https://asc.fasb.org/topic&trid=49130413 + Details
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