EARNINGS PER COMMON SHARE (Schedule of Earnings Per Share, Basic and Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Income amounts attributable to Rayonier Inc.
Net Income (Loss)	$ 111,579	$ (2,860)	$ 126,637	$ 15,320
Less: Net income (loss) attributable to noncontrolling interest	1,758	(1,324)	2,344	(891)
Net income (loss) attributable to Rayonier Inc.	$ 109,821	$ (1,536)	$ 124,293	$ 16,211
Shares used for determining basic earnings per common share (in shares)	122,567,853	126,635,710	122,562,046	126,625,081
Dilutive effect of:
Stock options (in shares)	98,407	0	75,967	146,754
Performance and restricted shares (in shares)	154,654	0	94,889	30,515
Assumed conversion of senior exchangeable notes (in shares)	0	0	0	702,301
Assumed conversion of warrants (in shares)	0	0	0	0
Shares used for determining diluted earnings per common share (in shares)	122,820,914	126,635,710	122,732,902	127,504,651
Basic earnings (loss) per common share attributable to Rayonier Inc. (in dollars per share)	$ 0.90	$ (0.01)	$ 1.01	$ 0.13
Diluted earnings (loss) per common share attributable to Rayonier Inc. (in dollars per share)	$ 0.89	$ (0.01)	$ 1.01	$ 0.13