Commitments and contingencies (Tables)

12 Months Ended

Dec. 31, 2025

Commitments and contingencies

Summary of the activity in our accrued environmental costs

	Years ended December 31,
	2023		2024		2025
	(In millions)
Balance at the beginning of the year	$	97.3	$	96.9	$	74.6
Additions (deductions), net		2.5		(19.2)		2.7
Payments, net		(2.9)		(3.1)		(59.8)
Balance at the end of the year	$	96.9	$	74.6	$	17.5
Amounts recognized in the Consolidated Balance Sheet at the   end of the year:
Current liabilities	$	3.7	$	59.7	$	2.8
Noncurrent liabilities		93.2		14.9		14.7
Total	$	96.9	$	74.6	$	17.5

Schedule of approximate percentage of TiO2 sales by volume for segments

	2023	2024	2025
Europe	44%	44%	45%
North America	41%	40%	40%