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Condensed Consolidated Statements of Comprehensive Income (Loss) (Parentheticals) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Statement of Comprehensive Income [Abstract] |  |  |  |
Unrealized hedging gains (losses) and other, tax | $ (5.8) | $ (6.8) | $ (17.6) | $ (9.4)
Reclassification of deferred hedging (gains) losses and other, included in net income, tax | 9.5 | 6.1 | 18.3 | 11.3
Total derivative instruments, tax | 3.7 | (0.7) | 0.7 | 1.9
Unrealized actuarial gains (losses) and prior service (costs) credits, tax | 0.0 | 0.0 | 0.0 | 0.0
Provision (benefit) for income taxes | $ (27.4) | $ (36.0) | $ (77.7) | $ (133.0)

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