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Other Long-term Liabilities - Schedule of Other Long-term Liabilities (Details) - USD ($)
$ in Millions
Sep. 30, 2023
Dec. 31, 2022
Other Liabilities, Noncurrent [Abstract]    
Deferred revenue $ 202.1 $ 198.8
Asset retirement obligations 104.7 97.9
Operating lease liabilities 35.5 28.6
Other liabilities 15.9 15.9
Total long-term liabilities $ 358.2 $ 341.2