Summary of Significant Accounting Policies (Supplemental Disclosures to Consolidated Statements of Cash Flows) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
NONCASH INVESTING AND FINANCING ACTIVITIES
Accrued property, plant and equipment additions	$ 10,809	$ 1,505	$ 569
Accrued timberlands reforestation and roads	1,728	1,667	1,142
Long-term debt and other liabilities assumed with CatchMark merger	0	0	323,102
CASH FLOW INFORMATION
Interest, net of amounts capitalized	18,722	12,691	26,254
Income taxes, net	(5,667)	18,428	70,000
CatchMark Merger [Member]
NONCASH INVESTING AND FINANCING ACTIVITIES
Equity issued as consideration	$ 0	$ 0	$ 508,314