Goodwill and Other Intangible Assets

3 Months Ended

Mar. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangible Assets

Goodwill and Other Intangible Assets

Goodwill

Goodwill relates to the Former Parent’s acquisition of AT (the “Acquisition”) in 2016. As of July 8, 2016 (the “Acquisition Date”), goodwill was $121.6 million. As of March 31, 2021 and December 31, 2020 goodwill totaled $69.7 million, net of accumulated impairment of $51.9 million and is not deductible for tax purposes.

Other Intangible Assets

Other intangible assets consisted of the following (in thousands):

	Estimated Useful Lives (Years)	March 31, 2021		December 31, 2020
Amortizable:
Costs:
Developed technology	14	$	203,800	$	203,800
Customer relationships	10	89,500		89,500
Internal-use software modification	2.5	4,356		4,356
Total amortizable intangibles		297,656		297,656
Accumulated amortization:
Developed technology		68,872		65,233
Customer relationships		42,345		40,107
Internal-use software modification costs		4,356		4,356
Total accumulated amortization		115,573		109,696
Total amortizable intangibles, net		182,083		187,960
Non-amortizable costs:
Trade name		10,300		10,300
Total other intangible assets, net		$	192,383	$	198,260

Amortization expense related to intangible assets amounted to $5.9 million for the three months ended March 31, 2021 and 2020, respectively.