Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES
Net income				$ 62,241	$ 330,057
Adjustments to reconcile net income to net cash from operating activities:
Depreciation, depletion and amortization		$ 30,658	$ 27,707	90,327	67,960
Basis of real estate sold		6,109	6,845	21,624	25,024
Change in deferred taxes				(3,979)	(1,359)
Pension and other postretirement employee benefits				4,833	10,936
Pension settlement charge					14,165
Equity-based compensation expense				6,472	16,141
Gain on fire damage		(16,326)	(24,913)	(39,436)	(34,505)
Interest received under swaps with other-than-insignificant financing element				(18,651)
Other, net				5,648	(455)
Change in working capital and operating-related activities, net				(24,107)	14,071
Real estate development expenditures				(7,243)	(6,986)
Funding of pension and other postretirement employee benefits				(2,176)	(3,290)
Proceeds from insurance recoveries				21,755	26,678
Net cash from operating activities				117,308	458,437
CASH FLOWS FROM INVESTING ACTIVITIES
Property, plant and equipment additions				(28,068)	(44,000)
Timberlands reforestation and roads				(17,013)	(12,220)
Acquisition of timber and timberlands				(1,676)	(96,081)
Proceeds from property insurance				1,356
Cash acquired in CatchMark merger					23,571
Interest received under swaps with other-than-insignificant financing element				17,279
Other, net				700	935
Net cash from investing activities				(27,422)	(127,795)
CASH FLOWS FROM FINANCING ACTIVITIES
Distributions to common stockholders				(107,880)	(96,578)
Repurchase of common stock				(11,406)	(4,527)
Proceeds from issuance of long-term debt					277,500
Repayments of long term debt					(303,000)
Other, net				(2,315)	(6,120)
Net cash from financing activities				(121,601)	(132,725)
Change in cash, cash equivalents and restricted cash				(31,715)	197,917
Cash, cash equivalents and restricted cash at beginning of period				345,591	296,772
Cash, cash equivalents and restricted cash at end of period		313,876	494,689	313,876	494,689
NONCASH INVESTING AND FINANCING ACTIVITIES
Accrued property, plant and equipment additions				20,141	4,429
Accrued timberlands reforestation and roads				2,834	2,749
Repurchase of common stock pending settlement				1,723
Equity issued as consideration in the CatchMark merger					508,314
Long-term debt and other liabilities assumed in merger with CatchMark					323,102
Cash and cash equivalents		302,799	484,018	302,799	484,018
Restricted cash included in other long-term assets	[1]	$ 11,077	$ 10,671	$ 11,077	$ 10,671
Restricted Cash, Asset, Statement of Financial Position [Extensible List]		Other long-term assets	Other long-term assets	Other long-term assets	Other long-term assets
Total cash, cash equivalents, and restricted cash		$ 313,876	$ 494,689	$ 313,876	$ 494,689

[1] 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 September 30, 2023 and 2022, $1.8 million and $0, respectively, was classified as Other current assets.