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ASSETS IMPAIRMENTS AND RESTRUCTURING (Tables)
3 Months Ended
Mar. 31, 2025
Restructuring Costs and Asset Impairment Charges [Abstract]  
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
The following table summarizes the changes in asset impairments and restructuring reserves in first three months 2025 and full year 2024:

(Dollars in millions)Balance at January 1, 2025Provision/ AdjustmentsNon-cash Reductions/
Additions
Cash ReductionsBalance at March 31, 2025
Severance charges$23 $$— $(6)$18 
Restructuring and other charges— (6)
Total$26 $$— $(12)$23 

(Dollars in millions)
Balance at January 1, 2024Provision/ AdjustmentsNon-cash Reductions/
Additions
Cash ReductionsBalance at December 31, 2024
Non-cash charges$— $$(5)$— $— 
Severance charges26 25 — (28)23 
Restructuring and other charges— 21 — (18)
Total$26 $51 $(5)$(46)$26 
Restructuring and Related Costs [Table Text Block]
(Dollars in millions)First Quarter
20252024
Severance charges (1)(2)
$$11 
Restructuring and other charges (1)(3)
— 
Total$$11 

(1)Severance charges of $1 million and restructuring charges of $3 million in first quarter 2025 related to the closure of a heat-transfer fluids production line at a North America specialty fluids and energy facility in the Additives & Functional Products segment.
(2)Severance charges in first quarter 2024 related to corporate cost reductions actions which are reported in "Other".
(3)Charges of $5 million related to profitability improvement initiatives which are reported in "Other".