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Restructuring (Tables)
9 Months Ended
Sep. 30, 2016
Restructuring and Related Activities [Abstract]  
Rollforward of all restructuring activities
The following is a roll-forward of all of the Company's restructuring activities for the nine months ended September 30, 2016 (in millions):
 
Restructuring Reserve
Balance as of
December 31, 2015
 
Restructuring
Expenses
 
Use of Reserve
 
Restructuring Reserve
Balance as of
September 30, 2016
Total
$
6.5

 
$
17.1

 
$
13.4

 
$
10.2