v3.26.1
Commitments and contingencies (Tables)
6 Months Ended
Jun. 30, 2026
Commitments and contingencies  
Summary of the activity in our accrued environmental costs

Amount

  ​ ​ ​

(In millions)

Balance at the beginning of the period

$

17.5

Additions charged to expense, net

 

1.0

Payments, net

 

(1.3)

Balance at the end of the period

$

17.2

Amounts recognized in the Condensed Consolidated Balance Sheet
  at the end of the period:

 

  ​

Current liabilities

$

2.7

Noncurrent liabilities

 

14.5

Total

$

17.2