Note 6 - Acquired Intangible Assets, Net - Summary of Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Gross value	$ 112,136
Accumulated Currency Translation Adjustment	(3,218)
Current period impairment charge	(36,265)
Accumulated Amortization	72,653
Net book value	$ 72,653	$ 74,599
Useful life (Year)	13 years
Developed Technology Rights [Member]
Gross value	$ 89,580
Accumulated Currency Translation Adjustment	(1,608)
Current period impairment charge	(25,135)
Accumulated Amortization	$ 62,837
Net book value		64,286
Useful life (Year)	15 years
In Process Research and Development [Member]
Gross value	$ 2,656
Accumulated Currency Translation Adjustment	(1,006)
Current period impairment charge	0
Accumulated Amortization	1,650
Net book value		1,650
Customer Relationships [Member]
Gross value	9,000
Accumulated Currency Translation Adjustment	0
Current period impairment charge	(2,852)
Accumulated Amortization	$ 6,148
Net book value		6,373
Useful life (Year)	10 years
Distribution Rights [Member]
Gross value	$ 4,700
Accumulated Currency Translation Adjustment	(415)
Current period impairment charge	(4,285)
Accumulated Amortization	$ 0
Net book value		0
Useful life (Year)	5 years
Patents [Member]
Gross value	$ 1,000
Accumulated Currency Translation Adjustment	(189)
Current period impairment charge	(692)
Accumulated Amortization	$ 119
Net book value		131
Useful life (Year)	16 years
Trade Names [Member]
Gross value	$ 5,200
Accumulated Currency Translation Adjustment	0
Current period impairment charge	(3,301)
Accumulated Amortization	$ 1,899
Net book value		$ 2,159
Useful life (Year)	5 years