Note 7 - Acquired Intangible Assets, Net - Summary of Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Gross value	$ 19,836	$ 19,836
Accumulated Currency Translation Adjustment	600
Current period impairment charge	(3,218)	(3,218)
Less: Accumulated Amortization	(14,728)	(14,042)
Accumulated Amortization	(14,728)	(14,042)
Net book value	$ 2,490	2,576
Useful life (Year)	11 years
Developed Technology Rights [Member]
Gross value	$ 11,480	11,480
Accumulated Currency Translation Adjustment	600
Current period impairment charge	(1,608)	(1,608)
Less: Accumulated Amortization	(9,667)	(9,029)
Accumulated Amortization	(9,667)	(9,029)
Net book value	$ 805	843
Useful life (Year)	14 years
In Process Research and Development [Member]
Gross value	$ 2,656	2,656
Accumulated Currency Translation Adjustment	0
Current period impairment charge	(1,006)	(1,006)
Less: Accumulated Amortization	0	0
Accumulated Amortization	0	0
Net book value	1,650	1,650
Customer Relationships [Member]
Gross value	4,700	4,700
Accumulated Currency Translation Adjustment	0
Current period impairment charge	(415)	(415)
Less: Accumulated Amortization	(4,285)	(4,285)
Accumulated Amortization	(4,285)	(4,285)
Net book value	$ 0	0
Useful life (Year)	5 years
Patents [Member]
Gross value	$ 1,000	1,000
Accumulated Currency Translation Adjustment	0
Current period impairment charge	(189)	(189)
Less: Accumulated Amortization	(776)	(728)
Accumulated Amortization	(776)	(728)
Net book value	$ 35	$ 83
Useful life (Year)	16 years