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Details Of Certain Accounts | 3 Months Ended
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Mar. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Details Of Certain Accounts | Note 3 — Details of Certain Accounts Other current assets consist of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31,
​ |  | 2022 |  | 2021
Contract assets (Note 7) | ​ | $ | 166 |  | $ | 639
Prepaids | ​ |  | 16,806 |  | ​ | 18,228
Deferred costs (Note 7) | ​ |  | 5,993 |  | ​ | 2,967
Income tax receivable | ​ |  | 68 |  | ​ | 1,116
Other receivable (Note 11) | ​ |  | 29,522 |  | ​ | 28,805
Other | ​ |  | 6,719 |  | ​ | 6,519
Total other current assets | ​ | $ | 59,274 |  | $ | 58,274
​ Other assets, net consist of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31,
​ |  | 2022 |  | 2021
Deferred recertification and dry dock costs, net | ​ | $ | 24,163 |  | $ | 16,291
Deferred costs (Note 7) | ​ |  | 222 |  | ​ | 381
Prepaid charter (1) | ​ |  | 12,544 |  | ​ | 12,544
Intangible assets with finite lives, net | ​ |  | 3,339 |  | ​ | 3,472
Other | ​ |  | 2,426 |  | ​ | 1,967
Total other assets, net | ​ | $ | 42,694 |  | $ | 34,655
(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.
Accrued liabilities consist of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31,
​ |  | 2022 |  | 2021
Accrued payroll and related benefits | ​ | $ | 19,661 |  | $ | 28,657
Accrued interest | ​ | ​ | 2,761 | ​ | ​ | 6,746
Deferred revenue (Note 7) | ​ |  | 5,559 |  | ​ | 8,272
Asset retirement obligations (Note 11) | ​ |  | 30,399 |  | ​ | 29,658
Other | ​ |  | 16,493 |  | ​ | 18,379
Total accrued liabilities | ​ | $ | 74,873 |  | $ | 91,712
​ Other non-current liabilities consist of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31,
​ |  | 2022 |  | 2021
Deferred revenue (Note 7) | ​ | $ | 191 |  | $ | 476
Other | ​ |  | 201 |  | ​ | 499
Total other non-current liabilities | ​ | $ | 392 |  | $ | 975
​

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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