​

  ​ ​ ​

December 31, 

  ​ ​ ​

June 30, 

​

​

2025

​

2026

​

​

(In millions)

Operating lease right-of-use assets

​

$

19.9

​

$

20.2

IBNR receivables

​

14.8

​

16.5

Restricted cash and cash equivalents

​

​

6.1

​

​

6.0

Pension asset

​

​

20.4

​

​

18.0

Receivable from affiliate:

​

​

​

​

​

​

Contran - income taxes

​

​

—

​

​

2.1

Other

​

20.7

​

24.4

Total

​

$

81.9

​

$

87.2