Note 10 - Goodwill, In-process Research and Development and Intellectual Property - Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Sep. 30, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2016
Goodwill balance			$ 0	$ 80,131
Foreign currency translation impact				(1,162)
Impairment	$ (79,000)	$ 0	$ 0	(78,969)	$ (61,700)
Goodwill balance				$ 0

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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