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Condensed Consolidated Statements of Comprehensive Income (Loss) (Parentheticals) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Statement of Comprehensive Income [Abstract] |  |  |  |
Unrealized hedging gains (losses) and other, tax | $ (7.7) | $ (2.1) | $ (11.8) | $ (2.6)
Reclassification of deferred hedging (gains) losses and other, included in net income, tax | 6.6 | 3.7 | 8.8 | 5.2
Total derivative instruments, tax | (1.1) | 1.6 | (3.0) | 2.6
Unrealized actuarial gains (losses) and prior service (costs) credits, tax | 0.0 | 0.0 | 0.0 | 0.0
Provision (benefit) for income taxes | $ 9.2 | $ 54.7 | $ 50.3 | $ 97.0

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