Note 6 - Acquired Intangible Assets, Net - Summary of Intangible Assets (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Dec. 31, 2022
Gross value	$ 112,136
Accumulated Currency Translation Adjustment	(3,218)
Current period impairment charge	(40,156)
Accumulated Amortization	68,762
Net book value	68,762		$ 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	(28,032)
Accumulated Amortization	59,940
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	(3,302)
Accumulated Amortization	5,698
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	(716)
Accumulated Amortization	95
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	(3,821)
Accumulated Amortization	$ 1,379
Net book value			$ 2,159
Useful life (Year)		5 years