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Product Warranty (Tables)
3 Months Ended
Mar. 31, 2016
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Product Warranty Liability [Table Text Block]
The activity in warranty reserves for the three months ended March 31, 2016 and 2015 are summarized in the following table:
 
Three Months Ended March 31,
Dollar amounts in millions
2016
 
2015
Beginning balance
$
21.0

 
$
31.4

Accrued to expense
0.1

 
0.1

Foreign currency translation
0.6

 
(1.3
)
Payments made
(3.6
)
 
(3.1
)
Total warranty reserves
18.1

 
27.1

Current portion of warranty reserves
(6.0
)
 
(12.0
)
Long-term portion of warranty reserves
$
12.1

 
$
15.1