Goodwill and Intangible Assets

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Intangible Assets

Goodwill and Intangible Assets

Intangible assets as of December 31, 2021 and 2020 were as follows (dollars in millions):

	Electronics Segment
Goodwill
Carrying amount at January 1, 2020	$	290
Acquisition	23
Translation differences	4
Carrying amount at December 31, 2020	317
Acquisition adjustment	2
Translation differences	(3)
Carrying amount at December 31, 2021	$	316

	As of December 31
Amortizable Intangible	2021		2020
Gross carrying amount	$	151	$	145
Transfer	—		(3)
Addition	1		11
Translation differences	(2)		2
Accumulated amortization	(137)		(134)
Carrying value	$	13	$	21

As of December 31, 2021 and 2020, the carrying value of the amortizable intangible of $13 million and $21 million, respectively, was related to the technology asset category. The estimated weighted average useful life for these assets is 5.5 years.

The Company recorded approximately $7 million, $6 million and $20 million of amortization expense related to definite-lived intangible assets for the years ended December 31, 2021, 2020 and 2019, respectively. The Company currently estimates future amortization expenses to be $5 million for 2022, $2 million for 2023, $2 million for 2024, $1 million for 2025 and $1 million for 2026.