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Summary of Significant Accounting Policies - Turnaround Expenses (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Petroleum Segment |  |  |
Planned Major Maintenance Activities [Line Items] |  |  |
Turnaround costs capitalized | $ 60 | $ 81 | $ 8
Petroleum Segment | Minimum |  |  |
Planned Major Maintenance Activities [Line Items] |  |  |
Frequency of planned major maintenance activities | 4 years |  |
Petroleum Segment | Maximum |  |  |
Planned Major Maintenance Activities [Line Items] |  |  |
Frequency of planned major maintenance activities | 5 years |  |
Nitrogen Fertilizer Segment |  |  |
Planned Major Maintenance Activities [Line Items] |  |  |
Frequency of planned major maintenance activities | 3 years |  |
Turnaround expenses incurred | $ 2 | $ 33 | $ 3

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- Definition Capitalized Costs, Turnaround Costs + References No definition available. + Details
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- Definition Planned Major Maintenance Activities Frequency + References No definition available. + Details
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- Definition -- None. No documentation exists for this element. -- + References No definition available. + Details
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- Definition Turnaround Costs + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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