SEGMENT AND GEOGRAPHICAL INFORMATION (Schedule of Operating Income (Loss)) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Segment Reporting Information [Line Items]
Total Operating Income	$ 49,689	$ 27,779	$ 194,253	$ 62,050
Unallocated interest expense and other	(8,286)	(9,139)	(24,718)	(28,858)
INCOME BEFORE INCOME TAXES	41,403	18,640	169,535	33,192
Operating Segments | Southern Timber
Segment Reporting Information [Line Items]
Total Operating Income	8,183	10,504	34,976	34,694
Operating Segments | Pacific Northwest Timber
Segment Reporting Information [Line Items]
Total Operating Income	(3,293)	3,081	(874)	7,356
Operating Segments | New Zealand Timber
Segment Reporting Information [Line Items]
Total Operating Income	6,613	(915)	21,385	3,834
Operating Segments | Real Estate
Segment Reporting Information [Line Items]
Total Operating Income	43,078	20,001	152,997	34,004
Operating Segments | Trading
Segment Reporting Information [Line Items]
Total Operating Income	481	428	1,456	614
Corporate and other
Segment Reporting Information [Line Items]
Total Operating Income	$ (5,373)	$ (5,320)	(15,687)	$ (18,452)
Disposal Group, Not Discontinued Operations | Timberland | Real Estate
Segment Reporting Information [Line Items]
Total Operating Income			$ (101,300)