SEGMENT AND GEOGRAPHICAL INFORMATION - Schedule of Operating Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
OPERATING INCOME	$ 165,822	$ 269,775	$ 74,388
Unallocated interest expense and other	(33,642)	(44,627)	(37,595)
Total Income before Income Taxes	132,180	225,148	36,793
Charges			17,200
Fund II Timberland Dispositions
Segment Reporting Information [Line Items]
Gain on sale of properties	0	51,522	0
Southern Timber
Segment Reporting Information [Line Items]
Timber write-offs from casualty events			6,000
Pacific Northwest Timber
Segment Reporting Information [Line Items]
Timber write-offs from casualty events	700
Timber Funds, Portion Attributable To Noncontrolling Interests
Segment Reporting Information [Line Items]
OPERATING INCOME		(45,600)	11,600
Timber write-offs from casualty events			7,300
Timber Funds, Portion Attributable To Noncontrolling Interests | Large Dispositions | Fund II Timberland Dispositions
Segment Reporting Information [Line Items]
Gain on sale of properties		41,200
Timber Funds, Portion Attributable To Parent
Segment Reporting Information [Line Items]
Timber write-offs from casualty events			1,800
Timber Funds, Portion Attributable To Parent | Large Dispositions
Segment Reporting Information [Line Items]
Gain on sale of properties		(7,500)
Timber Funds, Portion Attributable To Parent | Large Dispositions | Fund II Timberland Dispositions
Segment Reporting Information [Line Items]
Gain on sale of properties		10,300
Real Estate
Segment Reporting Information [Line Items]
Gain on sale of properties	(11,500)
Real Estate | Large Dispositions
Segment Reporting Information [Line Items]
OPERATING INCOME	(16,600)	(44,800)	28,700
Operating Segments | Southern Timber
Segment Reporting Information [Line Items]
OPERATING INCOME	96,616	66,111	41,247
Operating Segments | Pacific Northwest Timber
Segment Reporting Information [Line Items]
OPERATING INCOME	15,192	6,827	(9,979)
Operating Segments | New Zealand Timber
Segment Reporting Information [Line Items]
OPERATING INCOME	30,621	51,513	29,984
Operating Segments | Timber Funds
Segment Reporting Information [Line Items]
OPERATING INCOME	0	63,219	(13,195)
Operating Segments | Real Estate
Segment Reporting Information [Line Items]
OPERATING INCOME	58,495	112,540	71,951
Operating Segments | Trading
Segment Reporting Information [Line Items]
OPERATING INCOME	382	144	(462)
Corporate and Other
Segment Reporting Information [Line Items]
OPERATING INCOME	$ (35,484)	$ (30,579)	$ (45,158)