XML 51 R37.htm IDEA: XBRL DOCUMENT v3.22.0.1
Inventories (Tables)
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Schedule of inventories
Inventories consisted of the following (in millions):
 
    
2021
    
2020
 
Raw materials
   $ 218.7      $ 198.8  
Work-in-process
     254.9        245.7  
Finished goods
     144.9        152.1  
Demonstration units
     91.6        95.7  
    
 
 
    
 
 
 
Inventories
   $ 710.1      $ 692.3