Commitments and contingencies (Tables)

3 Months Ended

Mar. 31, 2025

Commitments and contingencies

Summary of the activity in our accrued environmental costs

The table below presents a summary of the activity in our accrued environmental costs during the first three months of 2025.

	Amount
	(In millions)
Balance at the beginning of the period	$	74.6
Additions charged to expense, net		1.0
Payments, net		(57.4)
Balance at the end of the period	$	18.2
Amounts recognized in the Condensed Consolidated Balance Sheet   at the end of the period:
Current liabilities	$	3.5
Noncurrent liabilities		14.7
Total	$	18.2