GOODWILL AND OTHER INTANGIBLE ASSETS

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Below is a summary of the change in goodwill during 2022 and 2021.


(Dollars in millions)	Advanced Materials		Additives & Functional Products		Chemical Intermediates		Other		Total
Balance at December 31, 2020	$	1,292	$	2,397	$	766	$	10	$	4,465
Divestiture	—		(398)		—		—		(398)
Held for sale (1)	—		(399)		—		—		(399)
Currency translation adjustments	(6)		(15)		(6)		—		(27)
Balance at December 31, 2021	1,286		1,585		760		10		3,641
Acquisitions (2)	15		30		—		—		45
Currency translation adjustments	(5)		(14)		(3)		—		(22)
Balance at December 31, 2022	$	1,296	$	1,601	$	757	$	10	$	3,664

(1)Held for sale goodwill was divested in 2022.

(2)Measurement period adjustments related to prior year acquisitions.

The reported balance of goodwill included accumulated impairment losses of $106 million, $12 million, and $14 million in the AFP segment, Chemical Intermediates ("CI") segment, and other segments, respectively, at both December 31, 2022 and 2021.

The carrying amounts of intangible assets follow:


				December 31, 2022						December 31, 2021
(Dollars in millions)	Estimated Useful Life in Years			Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Gross Carrying Value		Accumulated Amortization		Net Carrying Value
Amortizable intangible assets:
Customer relationships	8	-	25	$	1,134	$	535	$	599	$	1,144	$	479	$	665
Technology	7	-	20	505		331		174		581		304		277
Other	16	-	37	110		32		78		87		26		61

Indefinite-lived intangible assets:
Tradenames				349		—		349		349		—		349
Other				10		—		10		10		—		10
Total identified intangible assets				$	2,108	$	898	$	1,210	$	2,171	$	809	$	1,362

Amortization expense of definite-lived intangible assets was $87 million, $108 million, and $128 million for 2022, 2021, and 2020, respectively. Estimated amortization expense for future periods is $83 million in 2023 and 2024, $76 million in 2025 and 2026, and $67 million in 2027.