v3.25.4
Other
 12 Months Ended
Dec. 31, 2025
Analysis of income and expense [abstract]  
Other Income Other income (expense)
20252024
Foreign exchange gain (loss)$(5)$7 
Settlement loss on defined benefit pension plans— (1)
Gain resulting from the CPL agreement— 1 
Gain on sale of assets6 — 
Gain (loss) on electricity swaps8 (9)
Loss on interest rate swap contracts(2)(4)
Other
9 4 
$15 $(2)