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Other Information
 6 Months Ended
Jun. 30, 2016
Other Liabilities Disclosure [Abstract]  
Other Liabilities Disclosure [Text Block]
(18) Other Information
The following table presents additional detail for certain balance sheet captions.
Other Current Liabilities
Other current liabilities consisted of the following:
 
June 30,
2016
 
December 31,
2015
 
(in millions)
Accrued interest
$
23.6

 
$
23.2

Accrued wages and benefits, including taxes
10.3

 
27.7

Accrued ad valorem taxes
23.7

 
27.0

Capital expenditure accruals
23.6

 
22.3

Onerous performance obligations
16.3

 
17.0

Other
48.6

 
57.6

Other current liabilities
$
146.1

 
$
174.8