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v3.24.3

Other noncurrent assets | 9 Months Ended
--- | ---
Sep. 30, 2024
Other noncurrent assets |
Other noncurrent assets | Note 6 – Other noncurrent assets: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, |  | September 30,
​ | ​ | 2023 | ​ | 2024
​ | ​ | (In millions)
Note receivables - OPA | ​ | $ | 69.1 | ​ | $ | 74.2
Operating lease right-of-use assets | ​ |  | 22.7 | ​ |  | 22.0
Pension asset | ​ |  | 8.1 | ​ |  | 19.9
Land held for development | ​ | ​ | 19.4 | ​ | ​ | 15.2
IBNR receivables | ​ |  | 13.4 | ​ |  | 13.4
Restricted cash and cash equivalents | ​ | ​ | 32.4 | ​ | ​ | 5.8
Other | ​ |  | 16.7 | ​ |  | 23.0
Total | ​ | $ | 181.8 | ​ | $ | 173.5
​

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