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Inventories
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
The following table summarizes the major classes of inventories as of December 31:
20212020
Finished goods$180.3 $204.7 
Service parts169.8 169.0 
Raw materials and work in process194.1 124.5 
Total inventories$544.2 $498.2