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Note 7 - Affiliates Balances - Recognized Identifiable Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands		3 Months Ended
	Jan. 01, 2022	Mar. 31, 2022	Mar. 31, 2021
Liabilities
Bargain purchase gain		$ 1,300	$ (0)
Sonatide [Member]
Assets
Current assets	$ 12,894
Net properties and equipment and other assets	2,908
Total assets	15,802
Liabilities
Current liabilities	283
Other liabilities	2,996
Total liabilities	3,279
Net assets acquired	11,223
Bargain purchase gain	$ 1,300

X

- Definition

The amount of property, plant, equipment, and other assets recognized as of the acquisition date.

+ References

No definition available.

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- Definition

In a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred (as defined), this element represents the amount of gain recognized by the entity.

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Amount of assets acquired at the acquisition date.

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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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