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Inventories (Tables)
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Schedule of Inventories
Inventories as of December 31, 2021 and 2020 consisted of the following.
20212020
Raw materials, including parts and subassemblies$506.6 $451.0 
Work-in-process88.6 62.2 
Finished goods283.4 194.7 
878.6 707.9 
LIFO excess (reserve)(24.4)8.8 
Inventories$854.2 $716.7