Note 6 - Acquired Intangible Assets, Net

3 Months Ended

Mar. 31, 2023

Notes to Financial Statements

Goodwill and Intangible Assets Disclosure [Text Block]

6. Intangible Assets

Intangible assets as of March 31, 2023 and December 31, 2022 consisted of the following:

											December 31,
			Three Months Ended March 31, 2023								2022
			Less:
			Accumulated										Weighted
			Currency			Less:							Average
	Gross		Translation			Accumulated			Net Book		Net Book		Useful
	Value		Adjustment			Amortization			Value		Value		Life
Developed technology	$	89,580	$	(1,608	)	$	(25,135	)	$	62,837	$	64,286		15
IPR&D		2,656		(1,006	)		-			1,650		1,650	Indefinite
Customer relationships		9,000		-			(2,852	)		6,148		6,373		10
Distributor relationships		4,700		(415	)		(4,285	)		-		-		5
Patents		1,000		(189	)		(692	)		119		131		16
Tradenames		5,200		-			(3,301	)		1,899		2,159		5
Total	$	112,136	$	(3,218	)	$	(36,265	)	$	72,653	$	74,599		13

The aggregate amortization expense related to intangible assets was $1.9 million for the three-month periods ended March 31, 2023 and 2022.