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Nature of Operations and Significant Accounting Policies (Summary Of Inventories) (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Accounting Policies [Abstract]    
Finished goods $ 143.8 $ 125.4
Finished parts and subassemblies 59.5 54.5
Work in process 36.9 45.1
Raw materials 200.7 204.7
Total inventories, net $ 440.9 $ 429.7