Intangible Assets

9 Months Ended

Sep. 30, 2021

Intangible Assets

Intangible Assets

Note 6 – Intangible Assets

Intangible asset activity for the nine months ended September 30, 2021 is detailed in the following table.

in thousands	Acquired Technology		Customer Relationships		Other		Total Intangible Assets
Net balance at December 31, 2020	$	2,277	$	23,200	$	1,719	$	27,196
Additions		3		—		14		17
Disposals		—		—		(21)		(21)
Net foreign currency translation		—		(70)		(5)		(75)
Amortization expense		(1,164)		(3,003)		(336)		(4,503)
Net balance at September 30, 2021	$	1,116	$	20,127	$	1,371	$	22,614
September 30, 2021 balance at cost	$	43,046	$	39,764	$	13,546	$	96,356
Accumulated amortization		(41,930)		(19,637)		(12,175)		(73,742)
Net balance at September 30, 2021	$	1,116	$	20,127	$	1,371	$	22,614

Certain intangible assets are denominated in functional currencies besides the U.S. dollar and are subject to currency fluctuations. No impairment of intangible assets was recorded during the nine months ended September 30, 2021 or September 30, 2020.