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Accounts Payable and Accrued Liabilities (Tables)
12 Months Ended
Dec. 31, 2011
Accounts Payable and Accrued Liabilities [Abstract]  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
Accounts payable and accrued liabilities were as follows:
 
 
December 31,
Dollar amounts in millions
2011
 
2010
Accounts payable
$
58.6

 
$
53.8

Salaries and wages payable
21.9

 
29.3

Taxes other than income taxes
4.4

 
5.0

Current portion of warranty reserves
12.0

 
10.0

Accrued interest
10.3

 
10.0

Other accrued liabilities
15.0

 
19.6

Income taxes payable
0.1

 
0.1

Total Accounts payable and accrued liabilities
$
122.3

 
$
127.8