Cover - USD ($)	12 Months Ended
	Dec. 31, 2020	Feb. 12, 2021	Jun. 30, 2020
Document Information [Line Items]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Dec. 31, 2020
Current Fiscal Year End Date	--12-31
Document Transition Report	false
Entity Registrant Name	RAYONIER INC.
Entity Incorporation, State or Country Code	NC
Entity File Number	1-6780
Entity Tax Identification Number	13-2607329
Entity Address, Address Line One	1 RAYONIER WAY
Entity Address, City or Town	WILDLIGHT
Entity Address, State or Province	FL
Entity Address, Postal Zip Code	32097
City Area Code	904
Local Phone Number	357-9100
Title of 12(b) Security	Common Shares, no par value, of Rayonier Inc.
Trading Symbol	RYN
Security Exchange Name	NYSE
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
ICFR Auditor Attestation Flag	true
Entity Public Float			$ 3,361,710,977
Entity Common Stock, Shares Outstanding		137,827,110
Documents Incorporated by Reference	Portions of the registrant’s definitive proxy statement to be filed with the Securities and Exchange Commission in connection with the 2021 annual meeting of the shareholders of the registrant scheduled to be held May 20, 2021, are incorporated by reference in Part III hereof.
Entity Central Index key	0000052827
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	FY
Amendment Flag	false
Rayonier Limited Partnership
Document Information [Line Items]
Current Fiscal Year End Date	--12-31
Entity Registrant Name	Rayonier, L.P.
Entity Incorporation, State or Country Code	DE
Entity File Number	333-237246
Entity Tax Identification Number	91-1313292
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
ICFR Auditor Attestation Flag	false
Entity Common Stock, Shares Outstanding		4,279,141
Entity Central Index key	0001806931
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	FY
Amendment Flag	false