REVENUE - Disaggregation of Revenue by Product (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	$ 1,261,508	$ 1,055,519	$ 907,795
Lease Revenue	1,489	1,414	1,277
Total Revenue	1,262,997	1,056,933	909,072
Total Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	538,090	597,452	715,650
Pulpwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	136,862	140,166	183,183
Sawtimber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	396,261	453,007	515,251
Hardwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	4,967	4,279	17,216
Total Non-Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	81,138	69,518	55,414
License Revenue, primarily from Hunting
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	22,426	24,753	22,545
Land-Based Solutions
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	14,568	5,344	1,074
Other Non-Timber/Carbon Credit Revenue
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	42,871	38,060	30,539
Agency Fee Income
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	1,273	1,361	1,256
Total Real Estate Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	642,280	388,549	136,731
Improved Development
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	30,754	30,707	35,413
Unimproved Development
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	12,400	114
Rural
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	72,913	99,665	59,485
Timberland & Non-Strategic
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	16,111	3,347	11,400
Conservation Easements
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	1,101
Deferred Revenue/Other
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	14,001	12,516	(38)
Large Dispositions
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	495,000	242,200	30,471
Elim.
Disaggregation of Revenue [Line Items]
Total Revenue	(232)	(468)	(402)
Operating Segments
Disaggregation of Revenue [Line Items]
Total Revenue	1,262,997	1,056,933	909,072
Operating Segments | Southern Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	250,419	264,128	264,201
Total Revenue	250,419	264,128	264,201
Operating Segments | Southern Timber | Total Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	199,423	226,626	236,612
Operating Segments | Southern Timber | Pulpwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	94,820	99,035	126,884
Operating Segments | Southern Timber | Sawtimber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	99,636	123,312	92,512
Operating Segments | Southern Timber | Hardwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	4,967	4,279	17,216
Operating Segments | Southern Timber | Total Non-Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	50,996	37,502	27,589
Operating Segments | Southern Timber | License Revenue, primarily from Hunting
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	21,164	23,130	21,135
Operating Segments | Southern Timber | Land-Based Solutions
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	14,518	3,989	1,067
Operating Segments | Southern Timber | Other Non-Timber/Carbon Credit Revenue
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	15,314	10,383	5,387
Operating Segments | Pacific Northwest Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	100,786	124,145	162,237
Total Revenue	100,786	124,145	162,237
Operating Segments | Pacific Northwest Timber | Total Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	95,199	117,856	156,635
Operating Segments | Pacific Northwest Timber | Pulpwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	5,473	8,410	15,094
Operating Segments | Pacific Northwest Timber | Sawtimber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	89,726	109,446	141,541
Operating Segments | Pacific Northwest Timber | Total Non-Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	5,587	6,289	5,602
Operating Segments | Pacific Northwest Timber | License Revenue, primarily from Hunting
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	942	1,344	1,069
Operating Segments | Pacific Northwest Timber | Land-Based Solutions
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	50	1,355	7
Operating Segments | Pacific Northwest Timber | Other Non-Timber/Carbon Credit Revenue
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	4,595	3,590	4,526
Operating Segments | New Zealand Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	238,624	235,481	274,076
Total Revenue	238,624	235,481	274,076
Operating Segments | New Zealand Timber | Total Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	215,342	211,115	253,109
Operating Segments | New Zealand Timber | Pulpwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	34,110	28,760	34,027
Operating Segments | New Zealand Timber | Sawtimber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	181,232	182,355	219,082
Operating Segments | New Zealand Timber | Total Non-Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	23,282	24,366	20,967
Operating Segments | New Zealand Timber | License Revenue, primarily from Hunting
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	320	279	341
Operating Segments | New Zealand Timber | Other Non-Timber/Carbon Credit Revenue
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	22,962	24,087	20,626
Operating Segments | Real Estate
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	642,280	388,549	136,731
Lease Revenue	1,489	1,414	1,277
Total Revenue	643,769	389,963	138,008
Operating Segments | Real Estate | Total Real Estate Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	642,280	388,549	136,731
Operating Segments | Real Estate | Improved Development
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	30,754	30,707	35,413
Operating Segments | Real Estate | Unimproved Development
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	12,400	114
Operating Segments | Real Estate | Rural
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	72,913	99,665	59,485
Operating Segments | Real Estate | Timberland & Non-Strategic
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	16,111	3,347	11,400
Operating Segments | Real Estate | Conservation Easements
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	1,101
Operating Segments | Real Estate | Deferred Revenue/Other
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	14,001	12,516	(38)
Operating Segments | Real Estate | Large Dispositions
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	495,000	242,200	30,471
Operating Segments | Trading
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	29,399	43,216	70,550
Total Revenue	29,631	43,684	70,952
Operating Segments | Trading | Total Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	28,126	41,855	69,294
Operating Segments | Trading | Pulpwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	2,459	3,961	7,178
Operating Segments | Trading | Sawtimber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	25,667	37,894	62,116
Operating Segments | Trading | Total Non-Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	1,273	1,361	1,256
Operating Segments | Trading | Agency Fee Income
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	1,273	1,361	1,256
Intersegment Eliminations | Trading
Disaggregation of Revenue [Line Items]
Total Revenue	232	468	402
Intersegment Eliminations | Elim.
Disaggregation of Revenue [Line Items]
Total Revenue	$ (232)	$ (468)	$ (402)