v3.26.3
ENVIRONMENTAL MATTERS AND ASSET RETIREMENT OBLIGATIONS (Tables)
9 Months Ended
Sep. 30, 2026
Accrual for Environmental Loss Contingencies Disclosure [Abstract]  
Schedule of environmental liabilities, current and non-current
The Company's net environmental reserve for environmental contingencies, including remediation costs and asset retirement obligations, is included as part of "Payables and other current liabilities", and "Other long-term liabilities" on the Unaudited Consolidated Balance Sheets as follows:
(Dollars in millions)September 30, 2026December 31, 2025
Environmental contingencies, current$35 $20 
Environmental contingencies, long-term283 298 
Total$318 $318 
Schedule of changes to environmental remediation liabilities
Changes in the reserves for environmental remediation liabilities during first nine months 2026 are summarized below:
(Dollars in millions)Environmental Remediation Liabilities
Balance at December 31, 2025
$285 
Changes in estimates recognized in earnings and other12 
Cash reductions(13)
Balance at September 30, 2026$284