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Property, Plant and Equipment (Tables)
 9 Months Ended
Dec. 31, 2021
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Property, plant and equipment, including depreciable lives, consisted of the following:

 
December 31, 2021
    
March 31, 2021
  
Land
  
$
17.4
    
$
16.4
  
Buildings and improvements (10-40 years)
    
266.9
      
203.5
  
Machinery and equipment (3-15 years)
    
866.9
      
623.2
  
Office equipment (3-10 years)
    
98.1
      
81.3
  
Construction in progress
    
31.7
      
19.0
  
     
1,281.0
      
943.4
  
Less: accumulated depreciation
    
(962.9
)
    
(673.5
)
Net property, plant and equipment
  
$
318.1
    
$
269.9