Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2025	Mar. 31, 2024
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)		$ 25,805	$ (305)
Adjustments to reconcile net income (loss) to net cash from operating activities:
Depreciation, depletion and amortization		25,786	30,802
Basis of real estate sold		9,867	4,092
Change in deferred taxes		(344)	(4,145)
Pension and other postretirement employee benefits		1,631	1,143
Equity-based compensation expense		2,759	2,560
Amortization related to redesignated forward-starting interest rate swaps		2,810	2,643
Interest received under swaps with other-than-insignificant financing element		(6,986)	(7,458)
Other, net		1,888	318
Change in working capital and operating-related activities, net		(9,259)	(13,252)
Real estate development expenditures		(3,326)	(1,135)
Funding of pension and other postretirement employee benefits		(1,580)	(914)
Proceeds from insurance recoveries		0	1,680
Net cash from operating activities		49,051	16,029
CASH FLOWS FROM INVESTING ACTIVITIES
Property, plant and equipment additions		(12,114)	(4,995)
Timberlands reforestation and roads		(7,339)	(7,874)
Acquisition of timber and timberlands		(83)	(31,438)
Interest received under swaps with other-than-insignificant financing element		6,579	6,938
Other, net		149	373
Net cash from investing activities		(12,808)	(36,996)
CASH FLOWS FROM FINANCING ACTIVITIES
Distributions to common stockholders		(35,435)	(35,779)
Repurchase of common stock		(3,922)	0
Other, net		(1,043)	(792)
Net cash from financing activities		(40,400)	(36,571)
Change in cash, cash equivalents and restricted cash		(4,157)	(57,538)
Cash, cash equivalents and restricted cash at beginning of period		151,725	237,688
Cash, cash equivalents and restricted cash at end of period		147,568	180,150
NONCASH INVESTING AND FINANCING ACTIVITIES
Accrued property, plant and equipment additions		434	10,401
Accrued timberlands reforestation and roads		561	1,028
Repurchase of common stock pending settlement		225	0
Cash and cash equivalents		147,477	180,150
Restricted cash included in other long-term assets	[1]	$ 91	$ 0
Restricted Cash, Asset, Statement of Financial Position [Extensible List]		Other long-term assets	Other long-term assets
Total cash, cash equivalents, and restricted cash		$ 147,568	$ 180,150

[1] Amounts included in restricted cash represent proceeds held by a qualified intermediary that were or are intended to be reinvested in timber and timberlands. At March 31, 2025 and 2024, $0 were classified as Other current assets.