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v3.23.1

Details Of Certain Accounts (Tables) | 3 Months Ended
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Mar. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of other current assets | Other current assets consist of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31,
​ |  | 2023 |  | 2022
Prepaids | ​ | $ | 21,365 |  | $ | 26,609
Income tax receivable | ​ | ​ | 1,093 | ​ | ​ | —
Contract assets (Note 9) | ​ | ​ | 712 | ​ | ​ | 6,295
Deferred costs (Note 9) | ​ |  | 27,505 |  | ​ | 13,969
Other | ​ |  | 12,553 |  | ​ | 11,826
Total other current assets | ​ | $ | 63,228 |  | $ | 58,699
​
Schedule of other assets, net | Other assets, net consist of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31,
​ |  | 2023 |  | 2022
Prepaid charter (1) | ​ | $ | 12,544 |  | $ | 12,544
Deferred costs (Note 9) | ​ | ​ | 4,526 |  | ​ | 6,432
Other receivable (2) | ​ |  | 25,422 |  | ​ | 24,827
Intangible assets with finite lives, net | ​ |  | 4,386 |  | ​ | 4,465
Other | ​ |  | 2,201 |  | ​ | 2,239
Total other assets, net | ​ | $ | 49,079 |  | $ | 50,507
(1) | Represents prepayments to the owner of the Siem Helix 1 and the Siem Helix 2 to offset certain payment obligations associated with the vessels at the end of their respective charter term.
(2) | Represents agreed-upon amounts that we are entitled to receive from Marathon Oil Corporation (“Marathon Oil”) for remaining P&A work to be performed by us on Droshky oil and gas properties we acquired from Marathon Oil in 2019.
Schedule of accrued liabilities | Accrued liabilities consist of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31,
​ |  | 2023 |  | 2022
Accrued payroll and related benefits | ​ | $ | 29,877 |  | $ | 41,339
Accrued interest | ​ | ​ | 2,081 | ​ | ​ | 6,306
Income tax payable | ​ |  | — |  | ​ | 479
Deferred revenue (Note 9) | ​ |  | 11,555 |  | ​ | 9,961
Other | ​ |  | 17,298 |  | ​ | 15,489
Total accrued liabilities | ​ | $ | 60,811 |  | $ | 73,574
​
Schedule of other non-current liabilities | Other non-current liabilities consist of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31,
​ |  | 2023 |  | 2022
Asset retirement obligations (Note 13) | ​ | $ | 53,124 |  | $ | 51,956
Contingent consideration (Note 17) | ​ | ​ | 46,746 | ​ | ​ | 42,754
Other | ​ |  | 940 |  | ​ | 520
Total other non-current liabilities | ​ | $ | 100,810 |  | $ | 95,230

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