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Goodwill (Tables)
6 Months Ended
Jun. 30, 2016
Goodwill.  
Schedule of changes in the carrying amount of goodwill

 

 

 

 

(in millions)

    

  

 

Balance at January 1, 2016

$

1,724.8

Acquisitions

 

102.9

Effect of foreign currency translation

 

3.2

Balance at June 30, 2016

$

1,830.9