REVENUE - Disaggregation of Revenue by Contract Type (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	$ 907,795	$ 1,108,445	$ 858,549
Southern Timber | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	264,201	204,441	191,831
Pacific Northwest Timber | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	162,237	143,021	120,809
New Zealand Timber | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	274,076	281,158	202,315
Timber Funds | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers		196,065	26,120
Trading | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	70,550	95,044	88,734
Total Stumpage
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	107,759	86,898	80,584
Total Stumpage | Southern Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	99,989	75,361	70,711
Total Stumpage | Pacific Northwest Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	7,770	10,769	8,142
Total Stumpage | New Zealand Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	0	0
Total Stumpage | Timber Funds
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	768	1,731
Total Stumpage | Trading
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	0	0
Stumpage Pay-as-Cut
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	98,967	69,239	70,415
Stumpage Pay-as-Cut | Southern Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	98,967	68,471	68,684
Stumpage Pay-as-Cut | Pacific Northwest Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	0	0
Stumpage Pay-as-Cut | New Zealand Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	0	0
Stumpage Pay-as-Cut | Timber Funds
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	768	1,731
Stumpage Pay-as-Cut | Trading
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	0	0
Stumpage Lump Sum
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	8,792	17,659	10,169
Stumpage Lump Sum | Southern Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	1,022	6,890	2,027
Stumpage Lump Sum | Pacific Northwest Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	7,770	10,769	8,142
Stumpage Lump Sum | New Zealand Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	0	0
Stumpage Lump Sum | Timber Funds
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	0	0
Stumpage Lump Sum | Trading
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	0	0
Total Delivered
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	607,891	642,603	514,315
Total Delivered | Southern Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	136,623	104,459	99,510
Total Delivered | Pacific Northwest Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	148,865	126,335	108,490
Total Delivered | New Zealand Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	253,109	280,098	194,493
Total Delivered | Timber Funds
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	38,066	24,248
Total Delivered | Trading
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	69,294	93,645	87,574
Total Delivered | Delivered Wood (Domestic)
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	326,935	323,478	283,070
Total Delivered | Delivered Wood (Domestic) | Southern Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	125,136	81,803	85,996
Total Delivered | Delivered Wood (Domestic) | Pacific Northwest Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	137,421	126,335	108,490
Total Delivered | Delivered Wood (Domestic) | New Zealand Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	62,068	73,543	62,568
Total Delivered | Delivered Wood (Domestic) | Timber Funds
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	38,066	24,248
Total Delivered | Delivered Wood (Domestic) | Trading
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	2,310	3,731	1,768
Total Delivered | Delivered Wood (Export)
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	280,956	319,125	231,245
Total Delivered | Delivered Wood (Export) | Southern Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	11,487	22,656	13,514
Total Delivered | Delivered Wood (Export) | Pacific Northwest Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	11,444	0	0
Total Delivered | Delivered Wood (Export) | New Zealand Timber
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	191,041	206,555	131,925
Total Delivered | Delivered Wood (Export) | Timber Funds
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	0	0
Total Delivered | Delivered Wood (Export) | Trading
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	66,984	89,914	85,806
Total Timber Sales
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	715,650	729,501	594,899
Total Timber Sales | Southern Timber | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	236,612	179,820	170,221
Total Timber Sales | Pacific Northwest Timber | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	156,635	137,104	116,632
Total Timber Sales | New Zealand Timber | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	253,109	280,098	194,493
Total Timber Sales | Timber Funds | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	0	38,834	25,979
Total Timber Sales | Trading | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from Contracts with Customers	$ 69,294	$ 93,645	$ 87,574