Exercise price per share of warrants or rights issued during period.

No definition available.

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- Definition

Number of offshore support vessels.

+ References

No definition available.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the preclosing working capital adjustments.

+ References

No definition available.

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- Definition

Cash inflow representing an adjustment to the purchase price of a previous acquisition due to post-closing working capital refunds.

+ References

No definition available.

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

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- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Note 3 - Acquisitions of Swire Pacific Offshore Holdings LTD (Details Textual) $ / shares in Units, $ in Thousands		3 Months Ended		6 Months Ended
	Apr. 22, 2022 USD ($) $ / shares shares	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2023 USD ($)
Business Combination, Acquisition Related Costs		$ 100	$ 7,200	$ 800	$ 9,400
Warrants Issued to Acquire Swire Pacific Offshore Holdings Ltd. [Member]
Class of Warrant or Right, Issued During Period, Exercise Price (in dollars per share) \| $ / shares	$ 0.001
Swire Pacific Offshore Holdings Ltd. [Member]
Number of Vessels, Offshore Support	50
Payments to Acquire Businesses, Gross	$ 42,000
Payments to Acquire Businesses, Preclosing Working Capital Adjustments	19,600
Proceeds From Previous Acquisition, Post-closing Working Capital Refund	8,800
Business Combination, Consideration Transferred, Total	$ 215,500
Goodwill, Ending Balance						$ 0
Swire Pacific Offshore Holdings Ltd. [Member] \| Warrants Issued to Acquire Swire Pacific Offshore Holdings Ltd. [Member]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) \| shares	8,100,000