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Supplemental Cash Flow Information (Tables)
 9 Months Ended
Sep. 30, 2014
Supplemental Cash Flow Elements [Abstract]  
Change in certain working capital accounts
The following table presents additional information about the change in certain working capital accounts:
 
 
Nine Months Ended 
 September 30,
(in thousands)
 
2014
 
2013
 
 
 
 
 
Other changes in certain working capital accounts, net
 
 
 
 
Accounts and notes receivable
 
$
15,247

 
$
2,807

Income taxes receivable/payable, net
 
(5,764
)
 
(2,251
)
Accounts payable
 
79

 
(6,274
)
Accrued employee compensation and benefits
 
9,811

 
(5,827
)
Other accrued liabilities
 
4,284

 
(238
)
Other, net
 
3,377

 
(1,703
)
Total
 
$
27,034

 
$
(13,486
)