Segment Information (Summary of Information by Business Segment) (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]
Revenues		$ 274,985	$ 320,671	$ 543,245	$ 548,798
Basis of real estate sold		11,481	56,525	21,348	60,617
Cost of goods sold		239,332	282,473	459,737	494,633
Segment selling, general and administrative expenses		21,807	20,752	41,662	41,479
Segment operating income (loss)		13,846	17,446	41,356	12,686
Depreciation, depletion and amortization		26,751	29,674	52,537	60,476
Loss (gain) on disposal of assets		(328)	66	(424)	71
Adjusted EBITDDA		52,025	103,173	115,392	132,895
Timberlands [Member]
Segment Reporting Information [Line Items]
Revenues		74,070	71,360	150,094	139,782
Wood Products [Member]
Segment Reporting Information [Line Items]
Revenues		171,819	153,579	336,464	302,177
Real Estate Segment [Member]
Segment Reporting Information [Line Items]
Revenues		29,096	95,732	56,687	106,839
Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenues		302,579	348,113	597,266	600,768
Fiber costs		80,373	75,583	156,529	149,043
Freight, logging and hauling		70,183	72,382	141,560	138,820
Manufacturing costs		64,269	60,111	122,318	117,820
Finished goods inventory change		244	389	(4,823)	(3,944)
Depreciation, depletion and amortization		25,699	29,153	51,353	59,432
Basis of real estate sold		11,486	56,528	21,354	60,622
Other		15,856	14,270	26,311	25,321
Cost of goods sold		268,110	307,960	513,692	546,200
Segment selling, general and administrative expenses		8,427	8,881	15,929	16,827
Segment operating income (loss)		26,042	31,272	67,645	37,741
Depreciation, depletion and amortization		26,153	28,697	50,443	58,518
Loss (gain) on disposal of assets		328	(66)	424	(71)
Adjusted EBITDDA		64,009	116,887	140,776	157,724
Operating Segments [Member] | Timberlands [Member]
Segment Reporting Information [Line Items]
Revenues		101,664	98,802	204,115	191,752
Fiber costs		0	0	0	0
Freight, logging and hauling		48,556	51,992	99,506	100,329
Manufacturing costs		0	0	0	0
Finished goods inventory change		0	0	0	0
Depreciation, depletion and amortization		15,172	16,790	31,005	34,415
Basis of real estate sold		0	0	0	0
Other		10,945	9,989	17,879	17,763
Cost of goods sold		74,673	78,444	147,735	151,852
Segment selling, general and administrative expenses		2,924	3,024	5,448	5,443
Segment operating income (loss)		24,067	17,334	50,932	34,457
Depreciation, depletion and amortization		15,499	16,463	30,350	33,760
Loss (gain) on disposal of assets		0	0	0	0
Adjusted EBITDDA		39,566	34,124	81,937	68,872
Operating Segments [Member] | Wood Products [Member]
Segment Reporting Information [Line Items]
Revenues		171,819	153,579	336,464	302,177
Fiber costs		80,373	75,583	156,529	149,043
Freight, logging and hauling		21,627	20,390	42,054	38,491
Manufacturing costs		64,269	60,111	122,318	117,820
Finished goods inventory change		244	389	(4,823)	(3,944)
Depreciation, depletion and amortization		10,388	12,227	20,048	24,743
Basis of real estate sold		0	0	0	0
Other		414	25	597	118
Cost of goods sold		177,315	168,617	336,508	326,055
Segment selling, general and administrative expenses		3,604	3,928	7,065	7,745
Segment operating income (loss)		(9,100)	(18,966)	(7,109)	(31,623)
Depreciation, depletion and amortization		10,495	12,119	19,833	24,527
Loss (gain) on disposal of assets		328	(66)	424	(64)
Adjusted EBITDDA		1,723	(6,805)	13,363	(6,944)
Operating Segments [Member] | Real Estate Segment [Member]
Segment Reporting Information [Line Items]
Revenues		29,096	95,732	56,687	106,839
Fiber costs		0	0	0	0
Freight, logging and hauling		0	0	0	0
Manufacturing costs		0	0	0	0
Finished goods inventory change		0	0	0	0
Depreciation, depletion and amortization		139	136	300	274
Basis of real estate sold		11,486	56,528	21,354	60,622
Other		4,497	4,256	7,835	7,440
Cost of goods sold		16,122	60,899	29,449	68,293
Segment selling, general and administrative expenses		1,899	1,929	3,416	3,639
Segment operating income (loss)		11,075	32,904	23,822	34,907
Depreciation, depletion and amortization		159	115	260	231
Loss (gain) on disposal of assets		0	0	0	(7)
Adjusted EBITDDA		22,720	89,568	45,476	95,796
Corporate [Member]
Segment Reporting Information [Line Items]
Adjusted EBITDDA	[1]	(13,164)	(11,756)	(25,313)	(24,421)
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Revenues	[2]	(27,594)	(27,442)	(54,021)	(51,970)
Basis of real estate sold		(5)	(3)	(6)	(5)
Adjusted EBITDDA	[3]	1,180	(1,958)	(71)	(408)
Intersegment Eliminations [Member] | Timberlands [Member]
Segment Reporting Information [Line Items]
Revenues		(27,594)	(27,442)	(54,021)	(51,970)
Intersegment Eliminations [Member] | Wood Products [Member]
Segment Reporting Information [Line Items]
Revenues		0	0	0	0
Intersegment Eliminations [Member] | Real Estate Segment [Member]
Segment Reporting Information [Line Items]
Revenues		$ 0	$ 0	$ 0	$ 0

[1] Corporate Adjusted EBITDDA includes costs specifically not allocated to the segments including, but not limited to, certain corporate department direct expenses and employee wages and benefits. Corporate Adjusted EBITDDA is regularly provided to the CODM.

[2] Intersegment revenues represent logs sold by our Timberlands segment to our Wood Products segment.

[3] Includes elimination of intersegment profit in ending Wood Products inventory for logs purchased from our Timberlands segment and LIFO adjustments.