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Derivatives - Net Gain (Loss) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Derivative [Line Items] |  |  |  |
Derivative, (loss) gain on derivative, net | $ 9.1 | $ 231.8 | $ (48.5) | $ 175.1
Commodity contracts |  |  |  |
Derivative [Line Items] |  |  |  |
Derivative, (loss) gain on derivative, net | 9.1 | 237.0 | (50.1) | 181.3
Commodity contracts | Related Party | Glencore |  |  |  |
Derivative [Line Items] |  |  |  |
Derivative, (loss) gain on derivative, net | 11.4 | 65.2 | (3.5) | 6.3
Foreign exchange contracts |  |  |  |
Derivative [Line Items] |  |  |  |
Derivative, (loss) gain on derivative, net | $ 0.0 | $ (5.2) | $ 1.6 | $ (6.2)

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4A -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4A + Details
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