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Other, Net (Schedule Of Other Net) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Other Nonoperating Income [Line Items] |  |  |
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 | 27.6 | 35.5 | 9.3
Sale of emission reduction credits | 0.0 | 0.0 | 4.6
Miscellaneous | (0.4) | (0.3) | 4.3
Total Other, net | 52.2 | 40.8 | 32.1
Interest Rate Swap Settled |  |  |
Other Nonoperating Income [Line Items] |  |  |
Derivative, Gain (Loss) on Derivative, Net | $ 10.0 | $ 0.0 | $ 0.0

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