v3.26.3
Goodwill
9 Months Ended
Sep. 30, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Goodwill Goodwill
The carrying amounts and changes in the carrying amount of goodwill for the nine months ended September 30, 2026 were as follows:
Housing and Infrastructure Products SegmentPerformance and Essential Materials SegmentTotal
Net balances at December 31, 2025$1,145 $169 $1,314 
Goodwill acquired during the period34 — 34 
Measurement period adjustment4 — 4 
Effects of changes in foreign exchange rates(4)(1)(5)
Net balances at September 30, 2026$1,179 $168 $1,347 
The goodwill balance is presented net of accumulated impairment losses of $855 as of September 30, 2026 and December 31, 2025, in the Performance and Essential Materials segment.