Segment and Geographical Information - Schedule of the Non-cash Cost of Land Sold (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
Non-Cash Cost of Land and Real Estate Sold	$ 12,509	$ 13,264	$ 10,212
Operating Segments | Southern Timber
Segment Reporting Information [Line Items]
Non-Cash Cost of Land and Real Estate Sold	0	0	0
Operating Segments | Pacific Northwest Timber
Segment Reporting Information [Line Items]
Non-Cash Cost of Land and Real Estate Sold	0	0	0
Operating Segments | New Zealand Timber
Segment Reporting Information [Line Items]
Non-Cash Cost of Land and Real Estate Sold	467	4,328	0
Operating Segments | Real Estate
Segment Reporting Information [Line Items]
Non-Cash Cost of Land and Real Estate Sold	12,042	8,936	10,212
Operating Segments | Trading
Segment Reporting Information [Line Items]
Non-Cash Cost of Land and Real Estate Sold	0	0	0
Corporate and other
Segment Reporting Information [Line Items]
Non-Cash Cost of Land and Real Estate Sold	$ 0	$ 0	$ 0