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Property And Equipment (Tables)
12 Months Ended
Dec. 31, 2024
Property and Equipment  
Summary of gross components of property and equipment

The following is a summary of the gross components of property and equipment (dollars in thousands):

    

December 31,

Estimated Useful Life

    

2024

    

2023

Vessels

 

15 to 30 years

$

2,383,245

$

2,406,089

Systems and equipment

5 to 15 years

345,093

337,913

ROVs and trenchers

 

5 to 10 years

 

261,417

 

252,753

Buildings and other

 

5 to 39 years

 

79,000

 

81,816

Total property and equipment

$

3,068,755

$

3,078,571