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Intangible Assets | 9 Months Ended
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Sep. 30, 2025
Intangible Assets, Net (Excluding Goodwill) [Abstract] |
Intangible Assets | Intangible Assets The following table summarizes the components of our intangible assets at the dates indicated:
| September 30, 2025 |  | December 31, 2024
| Gross Carrying Amount |  | Accumulated Amortization |  | Carrying Value |  | Gross Carrying Amount |  | Accumulated Amortization |  | Carrying Value
Offshore pipeline contract intangibles | $ | 158,101 |  |  | $ | 84,598 |  |  | $ | 73,503 |  |  | $ | 158,101 |  |  | $ | 78,357 |  |  | $ | 79,744 |
Other | 22,982 |  |  | 18,501 |  |  | 4,481 |  |  | 22,633 |  |  | 17,090 |  |  | 5,543 |
Total | $ | 181,083 |  |  | $ | 103,099 |  |  | $ | 77,984 |  |  | $ | 180,734 |  |  | $ | 95,447 |  |  | $ | 85,287 |
Our amortization of intangible assets for the periods presented was as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
Amortization of intangible assets | $ | 2,582 |  |  | $ | 2,932 |  |  | $ | 7,711 |  |  | $ | 7,843 |
We estimate that our amortization expense for the next five years will be as follows:
Remainder of | 2025 | $ | 2,572 |
| 2026 | 9,923 |
| 2027 | 9,348 |
| 2028 | 8,648 |
| 2029 | 8,604 |

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