Other Financial Information - Inventories, Net (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Schedule Of Inventory [Line Items]
Production and service materials	$ 548.8	$ 479.6
Finished goods	239.9	163.3
Total inventory	788.7	642.9
Inventory
Schedule Of Inventory [Line Items]
Total inventory	761.5	619.4
Other long-term assets
Schedule Of Inventory [Line Items]
Total inventory	$ 27.2	$ 23.5