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Inventories (Tables)
9 Months Ended
Dec. 31, 2021
Inventories [Abstract]  
Inventories
Inventories consisted of the following:

 
December 31, 2021
   
March 31, 2021
 
Raw materials
 
$
178.2
   
$
117.1
 
Work in process
   
55.3
     
38.5
 
Finished goods
   
44.6
     
40.0
 
Total inventories
 
$
278.1
   
$
195.6