SEGMENT AND GEOGRAPHICAL INFORMATION - Schedule of Segment Sales (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Sales	$ 909,072	$ 1,109,597	$ 859,154
Timber Funds, Portion Attributable To Noncontrolling Interests
Segment Reporting Information [Line Items]
Sales		159,100	22,700
Timber Funds, Portion Attributable To Noncontrolling Interests | Large Dispositions | Fund II Timberland Dispositions
Segment Reporting Information [Line Items]
Sales		125,400
Timber Funds, Portion Attributable To Parent | Large Dispositions | Fund II Timberland Dispositions
Segment Reporting Information [Line Items]
Sales		31,400
Intersegment Eliminations
Segment Reporting Information [Line Items]
Sales	(402)	(3,657)	(3,676)
Operating Segments | Southern Timber
Segment Reporting Information [Line Items]
Sales	264,201	204,441	191,831
Operating Segments | Pacific Northwest Timber
Segment Reporting Information [Line Items]
Sales	162,237	143,021	120,809
Operating Segments | New Zealand Timber
Segment Reporting Information [Line Items]
Sales	274,076	281,158	202,315
Operating Segments | Timber Funds
Segment Reporting Information [Line Items]
Sales	0	199,402	29,557
Operating Segments | Real Estate
Segment Reporting Information [Line Items]
Sales	138,008	189,868	229,345
Operating Segments | Real Estate | Large Dispositions
Segment Reporting Information [Line Items]
Sales	30,471	56,048	116,027
Operating Segments | Real Estate | Improved Development
Segment Reporting Information [Line Items]
Sales	35,413	51,713	14,498
Operating Segments | Real Estate | Unimproved Development
Segment Reporting Information [Line Items]
Sales	0	37,500	8,426
Operating Segments | Real Estate | Rural
Segment Reporting Information [Line Items]
Sales	59,485	43,088	67,152
Operating Segments | Real Estate | Timberland & Non-Strategic
Segment Reporting Information [Line Items]
Sales	11,400	44	19,255
Operating Segments | Real Estate | Conservation Easements
Segment Reporting Information [Line Items]
Sales	0	3,855	3,099
Operating Segments | Real Estate | Deferred Revenue/Other
Segment Reporting Information [Line Items]
Sales	1,239	(2,380)	888
Operating Segments | Trading
Segment Reporting Information [Line Items]
Sales	70,952	95,364	88,973
Intersegment Eliminations | Timber Funds
Segment Reporting Information [Line Items]
Sales		3,337	3,437
Intersegment Eliminations | Trading
Segment Reporting Information [Line Items]
Sales	402	320	239
Intersegment Eliminations | Intersegment Eliminations
Segment Reporting Information [Line Items]
Sales	$ (402)	$ (3,657)	$ (3,676)