v3.26.1
Details of Certain Accounts (Tables)
6 Months Ended
Jun. 30, 2026
Details of Certain Accounts  
Schedule of other current assets

Other current assets consist of the following (in thousands):

​

​

​

​

​

​

​

​

​

​

June 30, 

​

December 31, 

​

  ​ ​ ​

2026

  ​ ​ ​

2025

Prepaids

​

$

30,524

 

$

28,949

Income tax receivable

​

​

14,648

​

​

7,383

Contract assets (Note 9)

​

​

9,414

​

​

3,156

Deferred costs (Note 9)

​

 

21,136

 

​

18,678

Other

​

 

6,646

 

​

7,155

Total other current assets

​

$

82,368

 

$

65,321

Schedule of other assets, net

Other assets, net consist of the following (in thousands):

​

​

​

​

​

​

​

​

​

​

June 30, 

​

December 31, 

​

  ​ ​ ​

2026

  ​ ​ ​

2025

Prepaid charter (1)

​

$

12,544

 

$

12,544

Deferred costs (Note 9)

​

​

10,221

 

​

6,910

Other receivable (2)

​

 

28,614

 

​

27,291

Intangible assets with finite lives, net

​

 

2,126

 

​

2,287

Other

​

 

1,306

 

​

1,410

Total other assets, net

​

$

54,811

 

$

50,442

(1)Represents prepayments to the owner of the Sea Helix 1 and the Siem Helix 2, which may be used to offset certain payment obligations associated with the vessels at the end of their respective charter term.
(2)Represents the present value of receivables for P&A work to be performed by us on Droshky field oil and gas properties we acquired from Marathon Oil Corporation in 2019.
Schedule of accrued liabilities

Accrued liabilities consist of the following (in thousands):

​

​

​

​

​

​

​

​

​

​

June 30, 

​

December 31, 

​

  ​ ​ ​

2026

  ​ ​ ​

2025

Accrued payroll and related benefits

​

$

40,418

 

$

41,926

Accrued interest

​

​

10,003

​

​

10,102

Deferred revenue (Note 9)

​

 

5,670

 

​

17,115

Other

​

 

16,667

 

​

21,822

Total accrued liabilities

​

$

72,758

 

$

90,965

Schedule of other non-current liabilities

Other non-current liabilities consist of the following (in thousands):

​

​

​

​

​

​

​

​

​

​

June 30, 

​

December 31, 

​

  ​ ​ ​

2026

  ​ ​ ​

2025

Asset retirement obligations (Note 13)

​

$

71,882

 

$

68,770

Other

​

 

2,510

 

​

2,663

Total other non-current liabilities

​

$

74,392

 

$

71,433

​