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Revenue Recognition (Disaggregated Revenue) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Disaggregation of Revenue [Line Items] |  |
Total revenues | $ 790,612 | $ 631,947
Fee-based Revenues [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 188,805 | 137,473
Product Sales [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 579,983 | 467,575
Refinery Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 21,824 | 26,899
Offshore Pipeline Transportation [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 91,395 | 68,068
Offshore Pipeline Transportation [Member] | Fee-based Revenues [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 91,395 | 68,068
Offshore Pipeline Transportation [Member] | Product Sales [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 0 | 0
Offshore Pipeline Transportation [Member] | Refinery Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 0 | 0
Sodium Minerals and Sulfur Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 444,648 | 285,674
Sodium Minerals and Sulfur Services [Member] | Fee-based Revenues [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 0 | 0
Sodium Minerals and Sulfur Services [Member] | Product Sales [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 422,824 | 258,775
Sodium Minerals and Sulfur Services [Member] | Refinery Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 21,824 | 26,899
Marine Transportation [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 83,226 | 55,774
Marine Transportation [Member] | Fee-based Revenues [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 83,226 | 55,774
Marine Transportation [Member] | Product Sales [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 0 | 0
Marine Transportation [Member] | Refinery Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 0 | 0
Onshore Facilities and Transportation [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 171,343 | 222,431
Onshore Facilities and Transportation [Member] | Fee-based Revenues [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 14,184 | 13,631
Onshore Facilities and Transportation [Member] | Product Sales [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 157,159 | 208,800
Onshore Facilities and Transportation [Member] | Refinery Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | $ 0 | $ 0

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