Commitments, Legal Proceedings and Contingencies, and Guarantees (Details) - USD ($) $ in Thousands |
Dec. 31, 2015 |
Dec. 31, 2014 |
---|---|---|
Long-term Purchase Commitment [Line Items] | ||
Long-term debt | $ 344,589 | $ 294,266 |
6.375% Senior Notes Due 2020 [Member] | Senior notes [Member] | ||
Long-term Purchase Commitment [Line Items] | ||
Long-term debt | $ 299,990 | $ 299,990 |
Interest rate | 6.375% | |
Inventories [Member] | Log and fiber [Member] | ||
Long-term Purchase Commitment [Line Items] | ||
Purchase obligations and commitments | $ 74,000 | |
Inventories [Member] | Energy [Member] | ||
Long-term Purchase Commitment [Line Items] | ||
Purchase obligations and commitments | $ 12,900 |