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Restructuring (Tables)
 12 Months Ended
Dec. 31, 2017
Restructuring Cost and Reserve [Line Items]  
Restructuring and Related Costs
The following tables summarize the changes in the Company’s restructuring reserves, which are included within Other current liabilities on the Company’s Consolidated Balance Sheets:
 
2017
 
2016
Balance at January 1
$
0.4

 
$
—

Charge to expense
0.6

 
1.7

Cash payments
(0.7
)
 
(1.3
)
Balance at December 31
$
0.3

 
$
0.4