v3.26.3
Asset Retirement Obligations (Tables)
9 Months Ended
Sep. 30, 2026
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Change in Asset Retirement Obligations
Asset retirement obligations consist primarily of rehabilitation and restoration costs, landfill capping costs, decommissioning costs, and closure and post-closure costs. Activities related to asset retirement obligations were as follows:
Three Months Ended
September 30,
Nine Months Ended
September 30,
2026202520262025
Beginning balance$221 $220 $215 $186 
Additions— — 1 3 
Accretion expense5 5 16 15 
Remeasurement/translation— 2 4 16 
Other, including change in estimates1
— — (3)12 
Settlements/payments(2)(2)(9)(7)
Balance, September 30,$224 $225 $224 $225 
1 - Other, including change in estimates for the nine months ended September 30, 2026 includes a reduction in the liability related to Fuzhou's sale. Additionally, other, including change in estimates for the nine months ended September 30, 2025
includes a charge of $11 million related to the Botlek plant shutdown which is recorded in "Restructuring and other charges" on the condensed consolidated statements of operations. Refer to note 2 for further details.
September 30, 2026December 31, 2025
Current portion included in “Accrued liabilities”$11 $17 
Noncurrent portion included in “Asset retirement obligations”213 198 
Asset retirement obligations$224 $215