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Revenue - Major Customers (Details) - Net Sales - Customer concentration | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Petroleum Segment | Customer One |  |  |
Major Customers and Suppliers |  |  |
Concentration risk | 15.00% | 15.00% |
Petroleum Segment | Customer Two |  |  |
Major Customers and Suppliers |  |  |
Concentration risk | 12.00% | 10.00% |
Petroleum Segment | One Customer |  |  |
Major Customers and Suppliers |  |  |
Concentration risk |  |  | 16.00%
Nitrogen Fertilizer Segment | Customer One |  |  |
Major Customers and Suppliers |  |  |
Concentration risk | 13.00% | 16.00% |
Nitrogen Fertilizer Segment | Customer Two |  |  |
Major Customers and Suppliers |  |  |
Concentration risk | 12.00% | 14.00% |
Nitrogen Fertilizer Segment | One Customer |  |  |
Major Customers and Suppliers |  |  |
Concentration risk |  |  | 13.00%

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