Segment and Geographical Information - Schedule of Segment Sales (Details) $ in Thousands	3 Months Ended									12 Months Ended
	Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Sep. 30, 2014 USD ($)	Jun. 30, 2014 USD ($)	Mar. 31, 2014 USD ($)	Dec. 31, 2013 USD ($) a	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Segment Reporting Information [Line Items]
Sales	$ 137,111	$ 151,657	$ 115,801	$ 140,305	$ 147,360	$ 149,829	$ 163,145	$ 143,187		$ 544,874	$ 603,521	$ 659,718
Operating Segments | Southern Timber
Segment Reporting Information [Line Items]
Sales										139,093	141,833	123,804
Operating Segments | Pacific Northwest Timber
Segment Reporting Information [Line Items]
Sales										76,488	102,232	110,494
Operating Segments | New Zealand Timber
Segment Reporting Information [Line Items]
Sales										161,570	182,421	147,716
Operating Segments | Real Estate
Segment Reporting Information [Line Items]
Sales										86,493	77,281	148,955
Acres of timberland divested | a									128,000
Sale of New York timberlands									$ 57,300
Operating Segments | Trading
Segment Reporting Information [Line Items]
Sales										81,230	103,678	131,711
Intersegment Eliminations
Segment Reporting Information [Line Items]
Sales										$ 0	$ (3,924)	$ (2,962)