| Schedule of Disaggregation of Revenue |
The following tables reflect the disaggregation of our revenues by major category for the three months ended September 30, 2025 and 2024, respectively: | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended
September 30, 2025 | | Offshore pipeline transportation | | Marine transportation | | Onshore transportation and services | | Consolidated | | Fee-based revenues | $ | 143,306 | | | $ | 77,058 | | | $ | 20,759 | | | $ | 241,123 | | | Product sales | — | | | — | | | 157,480 | | | 157,480 | | | Sulfur services | — | | | — | | | 15,398 | | | 15,398 | | | Total revenues | $ | 143,306 | | | $ | 77,058 | | | $ | 193,637 | | | $ | 414,001 | |
| | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended
September 30, 2024 | | Offshore pipeline transportation | | Marine transportation | | Onshore transportation and services | | Consolidated | | Fee-based revenues | $ | 101,119 | | | $ | 78,496 | | | $ | 15,363 | | | $ | 194,978 | | | Product sales | — | | | — | | | 185,267 | | | 185,267 | | | Sulfur services | — | | | — | | | 17,046 | | | 17,046 | | | Total revenues | $ | 101,119 | | | $ | 78,496 | | | $ | 217,676 | | | $ | 397,291 | |
The following tables reflect the disaggregation of our revenues by major category for the nine months ended September 30, 2025 and 2024, respectively: | | | | | | | | | | | | | | | | | | | | | | | | | Nine Months Ended
September 30, 2025 | | Offshore pipeline transportation | | Marine transportation | | Onshore transportation and services | | Consolidated | | Fee-based revenues | $ | 377,563 | | | $ | 237,319 | | | $ | 50,977 | | | $ | 665,859 | | | Product sales | — | | | — | | | 469,628 | | | 469,628 | | | Sulfur services | — | | | — | | | 54,173 | | | 54,173 | | | Total revenues | $ | 377,563 | | | $ | 237,319 | | | $ | 574,778 | | | $ | 1,189,660 | |
| | | | | | | | | | | | | | | | | | | | | | | | | Nine Months Ended
September 30, 2024 | | Offshore pipeline transportation | | Marine transportation | | Onshore transportation and services | | Consolidated | | Fee-based revenues | $ | 302,133 | | | $ | 243,941 | | | $ | 44,849 | | | $ | 590,923 | | | Product sales | — | | | — | | | 610,635 | | | 610,635 | | | Sulfur services | — | | | — | | | 60,359 | | | 60,359 | | | Total revenues | $ | 302,133 | | | $ | 243,941 | | | $ | 715,843 | | | $ | 1,261,917 | |
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| Schedule of Contract Asset and Liabilities Balances Activity |
The table below depicts our contract asset and liability balances at September 30, 2025 and December 31, 2024: | | | | | | | | | | | | | | | | | | | | | | | | | Contract Assets | | Contract Liabilities | | | | | Other Assets | | Accrued Liabilities | | Other Long-Term Liabilities | Balance at December 31, 2024 | | | | $ | 5,174 | | | $ | 41,618 | | | $ | 82,164 | | Balance at September 30, 2025 | | | | 7,049 | | | 30,023 | | | 70,161 | |
For the nine months ended September 30, 2025 and 2024, we recognized revenue of $30.5 million and $9.1 million, respectively, that was included in contract liabilities at the beginning of the period.
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| Schedule of Revenue Expected to be Recognized in Future Periods |
The following chart depicts how we expect to recognize revenues for future periods related to these contracts: | | | | | | | | | | | | | | Offshore Pipeline Transportation | | | Onshore Transportation and Services | | Remainder of 2025 | $ | 63,574 | | | | $ | 7,474 | | | 2026 | 208,220 | | | | 29,931 | | | 2027 | 139,001 | | | | 14,022 | | | 2028 | 61,214 | | | | 10,000 | | | 2029 | 30,361 | | | | 2,500 | | | Thereafter | 83,789 | | | | — | | | Total | $ | 586,159 | | | | $ | 63,927 | |
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