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v3.23.3

Derivatives - Assets and Liabilities (Details) - USD ($) $ in Millions | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Derivative [Line Items] |  |
Due to affiliate, noncurrent | $ 53.5 | $ 31.4
Related Party |  |
Derivative [Line Items] |  |
Due to affiliate, current | 60.3 | 17.0
Commodity contracts | Related Party |  |
Derivative [Line Items] |  |
Due from affiliate, current | 2.3 |
Due to affiliate, current | 5.6 | 11.9
Due to affiliate, noncurrent | 1.7 | 8.3
Not designated as hedging instrument |  |
Derivative [Line Items] |  |
Derivative asset | 12.4 | 129.1
Derivative liability | 10.4 | 31.0
Not designated as hedging instrument | Commodity contracts |  |
Derivative [Line Items] |  |
Derivative asset | 12.4 | 129.1
Derivative liability | 8.4 | 23.7
Not designated as hedging instrument | Foreign exchange contracts |  |
Derivative [Line Items] |  |
Derivative asset | 0.0 | 0.0
Derivative liability | $ 2.0 | $ 7.3

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