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Guarantees and Indemnifications (Tables)
9 Months Ended
Sep. 30, 2011
Commitments and Contingencies Disclosure [Abstract] 
Schedule of Product Warranty Liability [Table Text Block]
The activity in warranty reserves for the third quarter and first nine months of 2011 and 2010 are summarized in the following table:
 
Quarter Ended September 30,
 
Nine Months Ended September 30,
Dollar amounts in millions
2011
 
2010
 
2011
 
2010
Beginning balance
$
30.6

 
$
30.6

 
$
29.5

 
$
32.9

Accrued to expense
9.8

 
0.9

 
14.7

 
4.3

Payments made
(5.2
)
 
(4.0
)
 
(9.0
)
 
(9.7
)
Total warranty reserves
35.2

 
27.5

 
35.2

 
27.5

Current portion of warranty reserves
(12.0
)
 
(10.0
)
 
(12.0
)
 
(10.0
)
Long-term portion of warranty reserves
$
23.2

 
$
17.5

 
$
23.2

 
$
17.5