Commitments and contingencies (Tables)

3 Months Ended

Mar. 31, 2013

Commitments And Contingencies Disclosure [Abstract]

Change in Accrued Environmental Remediation and Related Costs

Changes in the accrued environmental remediation and related costs during the first three months of 2013 are presented in the table below.

	Amount
	(In millions)
Balance at the beginning of the year	$	50.2
Additions charged to expense, net		1.2
Payments, net		(.8	)
Changes in currency exchange rates		(.1	)
Balance at the end of period	$	50.5
Amounts recognized in our Condensed Consolidated Balance Sheet at the end of the period:
Current liabilities	$	6.9
Noncurrent liabilities		43.6
Total	$	50.5