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GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)
12 Months Ended
Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Changes in Carrying Amount of Goodwill
(Dollars in millions)Additives & Functional ProductsAdvanced MaterialsChemical IntermediatesOtherTotal
Balance at December 31, 2019$2,377 $1,282 $762 $10 $4,431 
Currency translation adjustments20 10 — 34 
Balance at December 31, 20202,397 1,292 766 10 4,465 
Divestiture(398)— — — (398)
Held for sale(399)— — — (399)
Currency translation adjustments(15)(6)(6)— (27)
Balance at December 31, 2021$1,585 $1,286 $760 $10 $3,641 
Schedule of Finite Lived and Indefinite Lived Intangible Assets by Major Class
December 31, 2021December 31, 2020
(Dollars in millions)Estimated Useful Life in YearsGross Carrying ValueAccumulated AmortizationNet Carrying ValueGross Carrying ValueAccumulated AmortizationNet Carrying Value
Amortizable intangible assets:
Customer relationships8-25$1,144 $479 $665 $1,589 $571 $1,018 
Technology7-20581 304 277 687 392 295 
Tradenames--— — — 44 42 
Other18-3787 26 61 86 23 63 
Indefinite-lived intangible assets:
Tradenames349 — 349 364 — 364 
Other10 — 10 10 — 10 
Total identified intangible assets$2,171 $809 $1,362 $2,780 $988 $1,792