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Note 8 - Goodwill - Changes in the Carrying Value of Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Balance	$ 7,781	$ 8,413
Effect of foreign currency adjustments	(442)	(632)
Balance	$ 7,339	$ 7,781

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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