DISCONTINUED OPERATIONS - Schedule of Operating Results of Discontinued Operation (Details) - USD ($) $ in Thousands		12 Months Ended
	Jun. 30, 2025	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income from operations of discontinued operations, net of tax		$ 1,883	$ 28,123	$ 19,181
Income from discontinued operations		406,346	28,123	19,181
Less: Net loss (income) from discontinued operations attributable to noncontrolling interests in consolidated affiliates		192	(4,492)	(2,144)
Net income from discontinued operations attributable to Rayonier Inc.		401,163	23,307	16,762
Discontinued Operations, Disposed of by Sale | New Zealand Joint Venture
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sales		109,332	275,068	268,560
Cost of sales		(102,050)	(237,251)	(233,654)
Other operating expense, net		(3,400)	542	(8,318)
Costs and Expenses		(105,450)	(236,709)	(241,972)
Operating income from discontinued operations		3,882	38,359	26,588
Interest expense, net		(1,508)	(3,159)	(3,198)
Interest income		202	996	620
Income from operations of discontinued operations before income taxes		2,576	36,196	24,010
Income tax expense		(693)	(8,073)	(4,829)
Income from operations of discontinued operations, net of tax		1,883	28,123	19,181
Gain on sale of discontinued operations	$ 404,500	404,463	0	0
Income from discontinued operations		406,346	28,123	19,181
Less: Net income from discontinued operations attributable to noncontrolling interests in the Operating Partnership		(5,375)	(324)	(275)
Less: Net loss (income) from discontinued operations attributable to noncontrolling interests in consolidated affiliates		192	(4,492)	(2,144)
Net income from discontinued operations attributable to Rayonier Inc.		401,163	23,307	16,762
Timber write-off from casualty events				$ 2,300
Transaction costs		$ 200	$ 700