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Goodwill and Intangible Assets (Tables)
 3 Months Ended
Jun. 30, 2020
Goodwill and Intangible Assets [Abstract]  
Changes in Carrying Amount of Goodwill
Changes in the carrying amount of goodwill were as follows:

 
  
CIS
    
BHVAC
    
Total
  
Goodwill, March 31, 2020
  
$
152.6
    
$
13.5
    
$
166.1
  
Effect of exchange rate changes
    
0.9
      
-
      
0.9
  
Goodwill, June 30, 2020
  
$
153.5
    
$
13.5
    
$
167.0
  
Intangible Assets
Intangible assets consisted of the following:

  
June 30, 2020
    
March 31, 2020
  
   
Gross
Carrying
Value
    
Accumulated
Amortization
    
Net
Intangible
Assets
    
Gross
Carrying
Value
    
Accumulated
Amortization
    
Net
Intangible
Assets
  
Customer relationships
  
$
61.4
    
$
(13.7
)
  
$
47.7
    
$
60.8
    
$
(12.6
)
  
$
48.2
  
Trade names
    
58.5
      
(16.9
)
    
41.6
      
58.3
      
(16.2
)
    
42.1
  
Acquired technology
    
23.9
      
(8.1
)
    
15.8
      
23.6
      
(7.6
)
    
16.0
  
Total intangible assets
  
$
143.8
    
$
(38.7
)
  
$
105.1
    
$
142.7
    
$
(36.4
)
  
$
106.3