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Note 3 - Goodwill and Intangible Assets

9 Months Ended

Sep. 30, 2022

Goodwill and Intangible Assets Disclosure [Text Block]

3.	Goodwill and Intangible Assets

Goodwill

The change in the carrying amount of goodwill for the nine months ended September 30, 2022, were as follows:

(in thousands)
Carrying amount at December 31, 2021	$	57,689
Effect of change in currency translation		(2,838	)
Carrying amount at September 30, 2022	$	54,851

Intangible Assets

Identifiable intangible assets at September 30, 2022 and December 31, 2021 consist of the following:

			September 30, 2022							December 31, 2021
(in thousands)	Average				Accumulated							Accumulated
Amortizable intangible assets:	Life*		Gross		Amortization			Net		Gross		Amortization			Net
Distribution agreements/customer relationships		7.3	$	16,716	$	(9,034	)	$	7,682	$	17,689	$	(8,675	)	$	9,014
Existing technology		3.5		37,744		(25,748	)		11,996		38,707		(23,962	)		14,745
Trade names and patents		3.8		8,162		(5,583	)		2,579		8,496		(5,108	)		3,388
Total amortizable intangible assets			$	62,622	$	(40,365	)	$	22,257	$	64,892	$	(37,745	)	$	27,147
Indefinite-lived intangible assets:									207							238
Total intangible assets								$	22,464						$	27,385

* Weighted average life in years as of September 30, 2022

Intangible asset amortization expense was $1.6 million and $1.5 million for the three months ended September 30, 2022 and 2021, respectively, and $4.5 million and $4.4 million for the nine months ended September 30, 2022 and 2021, respectively. Estimated amortization expense of intangible assets for each of the five succeeding years and thereafter as of September 30, 2022, is as follows:

(in thousands)
2022 (remainder of year)	$	1,564
2023		5,486
2024		5,194
2025		4,009
2026		2,348
Thereafter		3,656
Total	$	22,257