Goodwill and Other Intangible Assets

3 Months Ended

Mar. 31, 2019

Goodwill And Other Intangible Assets Disclosure [Abstract]

Goodwill And Other Intangible Assets Disclosure [Text Block]

6. Goodwill and Other Intangible Assets

Intangible assets consist of the following:

									Weighted
									Average
		March 31, 2019				December 31, 2018			Life	(a)
		(in thousands)
Amortizable intangible assets:		Gross		Accumulated Amortization		Gross		Accumulated Amortization
Existing technology	$	41,285	$	(17,173)	$	41,268	$	(16,215)	6.9	Years
Trade names		7,786		(3,007)		7,828		(2,861)	7.5	Years
Distribution agreements/customer relationships		22,538		(9,780)		22,657		(9,509)	10.4	Years
In-process research and development		1,387		(45)		1,387		(30)	7.2	Years
Patents		218		(218)		211		(204)	-	Years
Total amortizable intangible assets		73,214	$	(30,223)		73,351	$	(28,819)

Indefinite-lived intangible assets:
Goodwill		57,375				57,304
Other indefinite-lived intangible assets		1,228				1,232
Total goodwill and other indefinite-lived intangible assets		58,603				58,536

Total intangible assets, gross	$	131,817			$	131,887

(a) Weighted average life as of March 31, 2019.

The change in the carrying amount of goodwill for the three months ended March 31, 2019 is as follows:

Amortization of intangible assets

Intangible asset amortization expense from continuing operations was $1.4 million and $1.1 million for the three months ended March 31, 2019 and 2018, respectively. Amortization expense of existing amortizable intangible assets is currently estimated to be $5.6 million for the year ending December 31, 2019, $5.6 million for the year ending December 31, 2020, $5.6 million for the year ending December 31, 2021, $5.5 million for the year ending December 31, 2022 and $5.4 million for the year ending December 31, 2023.

(in thousands)

Balance at December 31, 2018

Effect of change in currency translation

Balance at March 31, 2019