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Note 3 - Goodwill and Intangible Assets

3 Months Ended

Mar. 31, 2023

Goodwill and Intangible Assets Disclosure [Text Block]

3.	Goodwill and Intangible Assets

The change in the carrying amount of goodwill for the three months ended March 31, 2023 is as follows:

(in thousands)
Carrying amount at December 31, 2022	$	56,260
Effect of change in currency translation		358
Carrying amount at March 31, 2023	$	56,618

Identifiable intangible assets at March 31, 2023 and December 31, 2022 consist of the following:

			March 31, 2023							December 31, 2022
(in thousands)	Average				Accumulated							Accumulated
Amortizable intangible assets:	Life*		Gross		Amortization			Net		Gross		Amortization			Net
Distribution agreements/customer relationships		7.0	$	16,226	$	(9,086	)	$	7,140	$	16,124	$	(8,727	)	$	7,397
Existing technology		3.0		37,365		(27,196	)		10,169		37,549		(26,482	)		11,067
Trade names and patents		3.5		7,558		(5,428	)		2,130		7,523		(5,197	)		2,326
Total amortizable intangible assets			$	61,149	$	(41,710	)	$	19,439	$	61,196	$	(40,406	)	$	20,790
Indefinite-lived intangible assets:									202							224
Total intangible assets								$	19,641						$	21,014

*Weighted average life in years as of March 31, 2023

Intangible asset amortization expense was $1.4 million and $1.5 million for the three months ended March 31, 2023 and 2022, respectively. Estimated amortization expense of existing amortizable intangible assets for each of the five succeeding years and thereafter as of March 31, 2023, is as follows:

(in thousands)
2023 (remainder of the year)	$	4,169
2024		5,260
2025		4,023
2026		2,362
2027		1,265
2028		1,018
Thereafter		1,342
Total	$	19,439