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Note 14 - Income Taxes (Details Textual) - USD ($) Pure in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income Tax Expense (Benefit)	$ 0	$ 0
Effective Income Tax Rate Reconciliation, Percent	0.00%	0.00%
SPAIN
Income Tax Expense (Benefit)	$ 0

X

- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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