The carrying amounts and changes in the carrying amount of goodwill for the six months ended June 30, 2026 were as follows:


	Housing and Infrastructure Products Segment		Performance and Essential Materials Segment		Total


Net balances at December 31, 2025	$	1,145	$	169	$	1,314
Goodwill acquired during the period	34		—		34
Measurement period adjustment	2		—		2

Effects of changes in foreign exchange rates	(3)		(1)		(4)
Net balances at June 30, 2026	$	1,178	$	168	$	1,346

The goodwill balance is presented net of accumulated impairment losses of $855 as of June 30, 2026 and December 31, 2025, in the Performance and Essential Materials segment.