SEGMENT AND GEOGRAPHICAL INFORMATION (Schedule of Operating Income) (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]
Total Operating Income	$ 121,567	$ 6,523	$ 144,564	$ 34,270
Unallocated interest expense and other	(7,712)	(9,679)	(16,432)	(19,718)
INCOME (LOSS) BEFORE INCOME TAXES	113,855	(3,156)	128,132	14,552
Operating Segments | Southern Timber
Segment Reporting Information [Line Items]
Total Operating Income	11,039	11,777	26,793	24,190
Operating Segments | Pacific Northwest Timber
Segment Reporting Information [Line Items]
Total Operating Income	1,034	1,687	2,419	4,275
Operating Segments | New Zealand Timber
Segment Reporting Information [Line Items]
Total Operating Income	10,028	(945)	14,772	4,749
Operating Segments | Real Estate
Segment Reporting Information [Line Items]
Total Operating Income	105,695	1,421	109,920	14,003
Operating Segments | Trading
Segment Reporting Information [Line Items]
Total Operating Income	625	(84)	975	186
Corporate and other
Segment Reporting Information [Line Items]
Total Operating Income	(6,854)	$ (7,333)	(10,315)	$ (13,133)
Disposal Group, Not Discontinued Operations | Timberland | Real Estate
Segment Reporting Information [Line Items]
Total Operating Income	$ 101,300		$ 101,300