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Supplemental Cash Flow Information - Change in Certain Working Capital Accounts (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Supplemental Cash Flow Elements [Abstract]      
Accounts and notes receivable $ (21,389) $ (1,765) $ (15,040)
Income taxes receivable/payable, net (13,700) 9,007 2,490
Accounts payable (2,586) 5,509 (7,738)
Accrued employee compensation and benefits 5,979 5,950 (8,249)
Other accrued liabilities (8,161) 9,834 (268)
Other, net (3,933) 708 (2,405)
Total $ (43,790) $ 29,243 $ (31,210)