SEGMENT AND GEOGRAPHICAL INFORMATION - Schedule of Segment Sales (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Segment Reporting Information [Line Items]
SALES	$ 222,041	$ 191,447
Intersegment Eliminations
Segment Reporting Information [Line Items]
SALES	(48)	(1,439)
Timber Funds, Portion Attributable To Noncontrolling Interests
Segment Reporting Information [Line Items]
SALES		(11,900)
Operating Segments | Southern Timber
Segment Reporting Information [Line Items]
SALES	76,763	51,677
Operating Segments | Pacific Northwest Timber
Segment Reporting Information [Line Items]
SALES	46,281	41,522
Operating Segments | New Zealand Timber
Segment Reporting Information [Line Items]
SALES	51,389	57,579
Operating Segments | Timber Funds
Segment Reporting Information [Line Items]
SALES	0	14,939
Operating Segments | Real Estate
Segment Reporting Information [Line Items]
SALES	34,195	10,504
Operating Segments | Trading
Segment Reporting Information [Line Items]
SALES	13,461	16,665
Intersegment Eliminations | Timber Funds
Segment Reporting Information [Line Items]
SALES	0	1,354
Intersegment Eliminations | Trading
Segment Reporting Information [Line Items]
SALES	48	85
Intersegment Eliminations | Intersegment Eliminations
Segment Reporting Information [Line Items]
SALES	$ (48)	$ (1,439)