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Special Charges (Tables)
 9 Months Ended
Sep. 30, 2017
Restructuring Charges [Abstract]  
Special Charge Liabilities
The following table details the associated liabilities related to the ETG segment’s severance and other costs recorded within discontinued operations for the nine months ended September 30, 2017, the NATG segment’s lease liabilities and other costs and other restructuring charges that remain for the sale of Germany in the prior year that is included in continuing operations (in millions):

 
ETG-Severance
and other costs
 
ETG – Lease
liabilities and
other costs
 
NATG – Lease
liabilities and
other exit costs
 
Total
Balance January 1, 2017
$
—

 
$
1.2

 
$
19.3

 
$
20.5

Charged to expense
0.3

 
—

 
3.8

 
4.1

Paid or otherwise settled
(0.3
)
 
—

 
(5.9
)
 
(6.2
)
Balance September 30, 2017
$
—

 
$
1.2

 
$
17.2

 
$
18.4