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Inventories (Tables)
6 Months Ended
Sep. 30, 2020
Inventories [Abstract]  
Inventories
Inventories consisted of the following:

 
September 30, 2020
   
March 31, 2020
 
Raw materials
 
$
120.2
   
$
123.6
 
Work in process
   
36.5
     
34.6
 
Finished goods
   
45.0
     
49.2
 
Total inventories
 
$
201.7
   
$
207.4