SEGMENT AND GEOGRAPHICAL INFORMATION (Schedule of Segment Sales) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Segment Reporting Information [Line Items]
SALES	$ 261,550	$ 115,801	$ 396,393	$ 256,106
Operating Segments | Southern Timber
Segment Reporting Information [Line Items]
SALES	29,640	32,681	74,380	68,212
Operating Segments | Pacific Northwest Timber
Segment Reporting Information [Line Items]
SALES	16,869	17,102	36,178	36,256
Operating Segments | New Zealand Timber
Segment Reporting Information [Line Items]
SALES	47,748	39,223	83,772	80,417
Operating Segments | Real Estate
Segment Reporting Information [Line Items]
SALES	137,307	6,945	150,670	30,736
Operating Segments | Trading
Segment Reporting Information [Line Items]
SALES	29,986	$ 19,850	51,393	$ 40,485
Disposal Group, Not Discontinued Operations | Timberland | Real Estate
Segment Reporting Information [Line Items]
SALES	$ 129,500		$ 129,500