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Commitments and contingencies (Tables)
12 Months Ended
Dec. 31, 2024
Commitments and contingencies  
Summary of the activity in our accrued environmental costs

Years ended December 31, 

    

2022

    

2023

    

2024

(In millions)

Balance at the beginning of the year

$

97.6

$

97.3

$

96.9

Additions (deductions), net

 

1.7

 

2.5

 

(19.2)

Payments, net

 

(2.0)

 

(2.9)

 

(3.1)

Balance at the end of the year

$

97.3

$

96.9

$

74.6

Amounts recognized in the Consolidated Balance Sheet at the
  end of the year:

 

  

 

  

 

  

Current liabilities

$

3.8

$

3.7

$

59.7

Noncurrent liabilities

 

93.5

 

93.2

 

14.9

Total

$

97.3

$

96.9

$

74.6

Schedule of approximate percentage of TiO2 sales by volume for segments

    

2022

    

2023

    

2024

 

Europe

 

45%

44%

44%

North America

 

39%

41%

40%