Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

Goodwill relates to Former Parent’s acquisition of Array. At the acquisition date, July 8, 2016, goodwill was $121.6 million. At December 31, 2020 and December 31, 2021 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 Life (Years)	December 31,
		2021		2020
Amortizable:
Costs:
Developed technology	14	$	203,800	$	203,800
Customer relationship	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		79,790		65,233
Customer relationship		49,057		40,107
Internal-use software modification costs		4,356		4,356
Total Accumulated Amortization		133,203		109,696
Total Amortizable Intangibles, Net		164,453		187,960

Non-amortizable costs:
Trade name		10,300		10,300
Total Other Intangible Assets, Net		$	174,753	$	198,260

Amortization expense related to intangible assets was $23.5 million, $25.3 million and $25.2 million for the years ended December 31, 2021, 2020 and 2019, respectively.

Estimated future annual amortization expense for the above amortizable intangible assets for the remaining periods through December 31, as follows (in thousands):


	Amount
2022	$	23,507
2023	23,507
2024	23,507
2025	23,507
2026	23,507
Thereafter	46,918
	$	164,453