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Note 2 - Acquisitions - Provisional Amounts for Acquired Assets and Liabilities (Details) - Swire Pacific Offshore Holdings Ltd. [Member] - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023 | Apr. 22, 2022
--- | --- | --- | ---
Assets |  |  |
Cash |  |  | $ 33,152
Trade and other receivables |  |  | 64,621
Marine operating supplies |  |  | 5,122
Assets held for sale |  |  | 2,500
Prepaid expenses and other current assets |  |  | 4,174
Net properties and equipment | $ 174,400 |  | 174,415
Indemnification assets (A) | $ 11,946 | $ 17,370 | 32,279
Other assets |  |  | 1,153
Total assets |  |  | 317,416
Accounts payable |  |  | 1,594
Accrued expenses |  |  | 54,924
Other current liabilities |  |  | 28,511
Other liabilities |  |  | 16,886
Total liabilities |  |  | 101,915
Net assets acquired |  |  | $ 215,501

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479907/805-20-50-1 + Details
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- Definition Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479907/805-20-50-1 + Details
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