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Basis of Presentation and Significant Accounting Policies - Property and equipment narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Accounting Policies [Abstract]        
Depreciation expense $ 51.7 $ 48.8 $ 155.6 $ 141.2