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Financial Instruments - Marketable Equity Securities (Details) - Marketable Equity Securities - USD ($)
$ in Millions
Oct. 01, 2022
Dec. 31, 2021
Debt and Equity Securities, FV-NI    
Current assets $ 3.4 $ 3.5
Other long-term assets 48.1 58.8
Marketable equity securities $ 51.5 $ 62.3