SEGMENT AND GEOGRAPHICAL INFORMATION - Schedule of Segment Reporting Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Segment Reporting Information [Line Items]
Sales	$ 106,538	$ 99,639	$ 189,459	$ 213,343
Costs and Expenses	(74,906)	(74,300)	(139,858)	(160,423)
Depreciation, depletion and amortization	(23,437)	(25,212)	(46,930)	(58,276)
Non-cash cost of land and improved development	(6,902)	(3,378)	(9,302)	(6,331)
Other costs and expenses	(38,611)	(43,553)	(73,701)	(84,591)
OPERATING INCOME	14,545	4,547	14,604	13,179
Costs related to disposition initiatives	0	(185)	0	(185)
Restructuring charges	0	0	(1,110)	0
Add: Depreciation, depletion and amortization	23,437	25,212	46,930	58,276
Add: Non-cash cost of land and improved development	(6,902)	(3,378)	(9,302)	(6,331)
Adjusted EBITDA	44,884	33,322	71,946	77,971
Reconciliation of segment results to consolidated income before taxes
Total Income before Income Taxes	9,769	(3,896)	4,467	(9,397)
Income tax (expense) benefit (Note 16)	0	0	(291)	991
Income from Continuing Operations	9,769	(3,896)	4,176	(8,406)
Income from operations of discontinued operations, net of tax	403,838	6,931	406,346	13,747
Gain on sale of discontinued operations	404,463	0	404,463	0
Income from continuing operations	413,607	3,035	410,522	5,341
Pension settlement charge			0	5,673
Gain from net recovery with legal settlement			1,700	2,400
Pension
Reconciliation of segment results to consolidated income before taxes
Pension settlement charge		1,100		5,700
Cut and haul costs
Segment Reporting Information [Line Items]
Costs and Expenses	(23,043)	(21,894)	(44,904)	(46,129)
Port and freight costs
Segment Reporting Information [Line Items]
Costs and Expenses		(1,055)	(18)	(4,837)
Operating Segments
Segment Reporting Information [Line Items]
Costs related to disposition initiatives		(185)		(185)
Operating Segments | Southern Timber
Segment Reporting Information [Line Items]
Sales	53,324	59,325	104,268	129,302
Depreciation, depletion and amortization	(15,788)	(16,758)	(32,688)	(38,554)
Non-cash cost of land and improved development	0	0	0	0
Other costs and expenses	(11,739)	(12,851)	(23,112)	(23,413)
OPERATING INCOME	12,595	17,093	22,745	40,098
Costs related to disposition initiatives		0		0
Restructuring charges			0
Add: Depreciation, depletion and amortization	15,788	16,758	32,688	38,554
Add: Non-cash cost of land and improved development	0	0	0	0
Adjusted EBITDA	28,383	33,851	55,433	78,652
Operating Segments | Southern Timber | Cut and haul costs
Segment Reporting Information [Line Items]
Costs and Expenses	(13,202)	(11,787)	(25,723)	(25,185)
Operating Segments | Southern Timber | Port and freight costs
Segment Reporting Information [Line Items]
Costs and Expenses		(836)	0	(2,052)
Operating Segments | Pacific Northwest Timber
Segment Reporting Information [Line Items]
Sales	22,383	24,283	43,787	49,475
Depreciation, depletion and amortization	(5,351)	(7,389)	(10,957)	(16,464)
Non-cash cost of land and improved development	0	0	0	0
Other costs and expenses	(5,592)	(8,236)	(11,288)	(16,637)
OPERATING INCOME	1,599	(1,467)	2,347	(5,827)
Costs related to disposition initiatives		0		0
Restructuring charges			0
Add: Depreciation, depletion and amortization	5,351	7,389	10,957	16,464
Add: Non-cash cost of land and improved development	0	0	0	0
Adjusted EBITDA	6,950	5,922	13,304	10,637
Operating Segments | Pacific Northwest Timber | Cut and haul costs
Segment Reporting Information [Line Items]
Costs and Expenses	(9,841)	(10,107)	(19,181)	(20,944)
Operating Segments | Pacific Northwest Timber | Port and freight costs
Segment Reporting Information [Line Items]
Costs and Expenses		(18)	(14)	(1,257)
Operating Segments | Real Estate
Segment Reporting Information [Line Items]
Sales	29,432	15,470	39,599	31,034
Depreciation, depletion and amortization	(1,882)	(621)	(2,445)	(2,371)
Non-cash cost of land and improved development	(6,902)	(3,378)	(9,302)	(6,331)
Other costs and expenses	(10,869)	(10,955)	(19,023)	(21,944)
OPERATING INCOME	9,779	516	8,829	388
Costs related to disposition initiatives		0		0
Restructuring charges			0
Add: Depreciation, depletion and amortization	1,882	621	2,445	2,371
Add: Non-cash cost of land and improved development	(6,902)	(3,378)	(9,302)	(6,331)
Adjusted EBITDA	18,563	4,515	20,576	9,090
Operating Segments | Real Estate | Cut and haul costs
Segment Reporting Information [Line Items]
Costs and Expenses	0	0	0	0
Operating Segments | Real Estate | Port and freight costs
Segment Reporting Information [Line Items]
Costs and Expenses		0	0	0
Operating Segments | Trading
Segment Reporting Information [Line Items]
Sales	1,399	561	1,805	3,532
Depreciation, depletion and amortization	0	0	0	0
Non-cash cost of land and improved development	0	0	0	0
Other costs and expenses	(1,504)	(336)	(2,361)	(1,976)
OPERATING INCOME	(105)	24	(560)	28
Costs related to disposition initiatives		0		0
Restructuring charges			0
Add: Depreciation, depletion and amortization	0	0	0	0
Add: Non-cash cost of land and improved development	0	0	0	0
Adjusted EBITDA	(105)	24	(560)	28
Operating Segments | Trading | Cut and haul costs
Segment Reporting Information [Line Items]
Costs and Expenses	0	0	0	0
Operating Segments | Trading | Port and freight costs
Segment Reporting Information [Line Items]
Costs and Expenses		(201)	(4)	(1,528)
Corporate and Other
Segment Reporting Information [Line Items]
Sales	0	0	0	0
Depreciation, depletion and amortization	(416)	(444)	(840)	(887)
Non-cash cost of land and improved development	0	0	0	0
Other costs and expenses	(8,907)	(11,175)	(17,917)	(20,621)
OPERATING INCOME	(9,323)	(11,619)	(18,757)	(21,508)
Costs related to disposition initiatives		(185)		(185)
Restructuring charges			(1,110)
Add: Depreciation, depletion and amortization	416	444	840	887
Add: Non-cash cost of land and improved development	0	0	0	0
Adjusted EBITDA	(8,907)	(10,990)	(16,807)	(20,436)
Corporate and Other | Cut and haul costs
Segment Reporting Information [Line Items]
Costs and Expenses	0	0	0	0
Corporate and Other | Port and freight costs
Segment Reporting Information [Line Items]
Costs and Expenses		0	0	0
Corporate And Reconciling Items
Segment Reporting Information [Line Items]
Restructuring charges			(1,110)
Reconciliation of segment results to consolidated income before taxes
Interest, net and miscellaneous income	(4,215)	(7,270)	(7,733)	(14,323)
Non-operating expense	$ (561)	$ (1,173)	$ (2,404)	$ (8,253)