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v3.21.2

Other Assets - Other Assets (Detail) - USD ($) $ in Millions | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Other noncurrent assets: |  |
Land held for development | $ 59.7 | $ 96.0
Operating lease right-of-use assets | 21.8 | 26.1
Restricted cash and cash equivalents | 37.6 | 37.8
IBNR receivables | 32.6 | 37.1
Marketable securities | 3.5 | 2.9
Pension asset | 10.0 | 8.4
Note receivables - OPA | 29.0 | 25.3
Other | 13.5 | 8.7
Total | $ 207.7 | $ 242.3

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