REVENUE - Disaggregation of Revenue by Product (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	$ 483,035	$ 986,440	$ 786,959
Lease Revenue	1,450	1,489	1,414
Total Revenue	484,485	987,929	788,373
Total Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	258,115	294,622	344,482
Pulpwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	85,764	100,293	107,445
Sawtimber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	166,168	189,362	232,758
Hardwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	6,183	4,967	4,279
Total Non-Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	53,758	65,039	53,928
Trading
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	1,805	8,456	10,137
License Revenue, primarily from Hunting
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	21,971	22,106	24,474
Land-Based Solutions
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	11,336	14,568	5,344
Other Non-Timber Revenue
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	18,646	19,909	13,973
Total Real Estate Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	171,162	626,779	388,549
Improved Development
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	47,160	30,754	30,707
Unimproved Development
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	5,080	12,400	114
Rural
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	48,581	72,913	99,665
Timberland & Non-Strategic
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	53,500	610	3,347
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	16,841	14,001	12,516
Large Dispositions
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers		495,000	242,200
Southern Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	228,309	251,642	265,134
Total Revenue	228,309	251,642	265,134
Southern Timber | Total Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	181,826	199,423	226,626
Southern Timber | Pulpwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	80,694	94,820	99,035
Southern Timber | Sawtimber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	94,949	99,636	123,312
Southern Timber | Hardwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	6,183	4,967	4,279
Southern Timber | Total Non-Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	46,483	52,219	38,508
Southern Timber | Trading
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	1,223	1,006
Southern Timber | License Revenue, primarily from Hunting
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	21,189	21,164	23,130
Southern Timber | Land-Based Solutions
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	11,230	14,518	3,989
Southern Timber | Other Non-Timber Revenue
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	14,064	15,314	10,383
Pacific Northwest Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	83,564	108,019	133,276
Total Revenue	83,564	108,019	133,276
Pacific Northwest Timber | Total Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	76,289	95,199	117,856
Pacific Northwest Timber | Pulpwood
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	5,070	5,473	8,410
Pacific Northwest Timber | Sawtimber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	71,219	89,726	109,446
Pacific Northwest Timber | Total Non-Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	7,275	12,820	15,420
Pacific Northwest Timber | Trading
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	1,805	7,233	9,131
Pacific Northwest Timber | License Revenue, primarily from Hunting
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	782	942	1,344
Pacific Northwest Timber | Land-Based Solutions
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	106	50	1,355
Pacific Northwest Timber | Other Non-Timber Revenue
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	4,582	4,595	3,590
Real Estate
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	171,162	626,779	388,549
Lease Revenue	1,450	1,489	1,414
Total Revenue	172,612	628,268	389,963
Real Estate | Total Real Estate Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	171,162	626,779	388,549
Real Estate | Improved Development
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	47,160	30,754	30,707
Real Estate | Unimproved Development
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	5,080	12,400	114
Real Estate | Rural
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	48,581	72,913	99,665
Real Estate | Timberland & Non-Strategic
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	53,500	610	3,347
Real Estate | Conservation Easements
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers		1,101
Real Estate | Deferred Revenue/Other
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	$ 16,841	14,001	12,516
Real Estate | Large Dispositions
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers		$ 495,000	$ 242,200