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Property, Plant and Equipment (Tables)
 12 Months Ended
Mar. 31, 2022
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Property, plant and equipment, including depreciable lives, consisted of the following:

 
March 31,
  
   
2022
    
2021
  
Land
  
$
16.8
    
$
16.4
  
Buildings and improvements (10-40 years)
    
264.6
      
203.5
  
Machinery and equipment (3-15 years)
    
869.4
      
623.2
  
Office equipment (3-10 years)
    
96.2
      
81.3
  
Construction in progress
    
31.2
      
19.0
  
     
1,278.2
      
943.4
  
Less: accumulated depreciation
    
(962.8
)
    
(673.5
)
Net property, plant and equipment
  
$
315.4
    
$
269.9