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Commitments, Legal Proceedings and Contingencies, and Guarantees (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Aug. 29, 2016
Dec. 31, 2015
Long-term Purchase Commitment [Line Items]      
Long-term Debt $ 437,629   $ 344,589
5.625% Senior Notes Due 2024 [Member] | Senior notes [Member]      
Long-term Purchase Commitment [Line Items]      
Long-term Debt $ 350,000   $ 0
Interest rate 5.625% 5.625%  
Inventories [Member] | Logs [Member]      
Long-term Purchase Commitment [Line Items]      
Purchase obligations and commitments $ 65,000    
Inventories [Member] | Energy [Member]      
Long-term Purchase Commitment [Line Items]      
Purchase obligations and commitments $ 12,700