Commitments and contingencies (Tables)

6 Months Ended

Jun. 30, 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 six months of 2025.

	Amount
	(In millions)
Balance at the beginning of the period	$	74.6
Additions charged to expense, net		2.2
Payments, net		(58.2)
Balance at the end of the period	$	18.6
Amounts recognized in the Condensed Consolidated Balance Sheet   at the end of the period:
Current liabilities	$	4.3
Noncurrent liabilities		14.3
Total	$	18.6