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Intangible Assets (Tables)
 6 Months Ended
Jun. 30, 2024
Intangible Assets, Net (Excluding Goodwill) [Abstract]  
Schedule of Components of Intangible Assets
The following table summarizes the components of our intangible assets at the dates indicated:
 
 June 30, 2024December 31, 2023
 Gross
Carrying
Amount		Accumulated
Amortization		Carrying
Value		Gross
Carrying
Amount		Accumulated
Amortization		Carrying
Value
Offshore pipeline contract intangibles$158,101 $74,196 $83,905 $158,101 $70,036 $88,065 
Other76,845 19,002 57,843 70,974 17,502 53,472 
Total$234,946 $93,198 $141,748 $229,075 $87,538 $141,537 
Schedule of Amortization Expense
Our amortization of intangible assets for the periods presented was as follows:
Three Months Ended
June 30, 		Six Months Ended
June 30,
2024202320242023
Amortization of intangible assets$2,826 $2,973 $5,660 $5,678 
Schedule of Expected Amortization Expense
We estimate that our amortization expense for the next five years will be as follows:
Remainder of2024$5,583 
202515,152 
202614,840 
202714,393 
202814,144