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Product Warranties (Tables)
 6 Months Ended
Sep. 30, 2019
Product Warranties [Abstract]  
Changes in Accrued Warranty Costs Changes in accrued warranty costs were as follows:

 
  
Three months ended September 30,
  
 
  
2019
    
2018
  
Beginning balance
  
$
9.1
    
$
8.7
  
Warranties recorded at time of sale
    
1.2
      
1.3
  
Adjustments to pre-existing warranties
    
(0.3
)
    
0.2
  
Settlements
    
(1.7
)
    
(1.8
)
Effect of exchange rate changes
    
(0.2
)
    
(0.1
)
Ending balance
  
$
8.1
    
$
8.3
  

 
  
Six months ended September 30,
  
 
  
2019
    
2018
  
Beginning balance
  
$
9.2
    
$
9.3
  
Warranties recorded at time of sale
    
2.6
      
2.7
  
Adjustments to pre-existing warranties
    
(0.9
)
    
(0.2
)
Settlements
    
(2.6
)
    
(3.1
)
Effect of exchange rate changes
    
(0.2
)
    
(0.4
)
Ending balance
  
$
8.1
    
$
8.3