Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2022

Commitments And Contingencies Disclosure [Abstract]

Change in Accrued Environmental Remediation and Related Costs

The table below presents a summary of the activity in our accrued environmental costs during the first nine months of 2022.

	Amount
	(In millions)
Balance at the beginning of the period	$	97.6
Additions charged to expense, net		1.3
Payments, net		(1.5)
Balance at the end of the period	$	97.4
Amounts recognized in the Consolidated Balance Sheet at the end of the period:
Current liabilities	$	3.8
Noncurrent liabilities		93.6
Total	$	97.4