Consolidated Statements of Income and Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Statement of Comprehensive Income [Abstract]
SALES	$ 171,421	$ 151,657	$ 567,814	$ 407,764
Costs and Expenses
Cost of sales	116,624	116,044	362,790	326,966
Selling and general expenses	10,607	10,689	31,638	34,315
Other operating income, net (Note 15)	(5,499)	(2,855)	(20,867)	(15,567)
Costs and Expenses, Total	121,732	123,878	373,561	345,714
OPERATING INCOME	49,689	27,779	194,253	62,050
Interest expense	(8,544)	(7,581)	(23,603)	(24,608)
Interest income and miscellaneous income (expense), net	258	(1,558)	(1,115)	(4,250)
INCOME BEFORE INCOME TAXES	41,403	18,640	169,535	33,192
Income tax (expense) benefit	(779)	541	(2,274)	1,309
NET INCOME	40,624	19,181	167,261	34,501	$ 43,941
Less: Net income (loss) attributable to noncontrolling interest	1,269	(488)	3,613	(1,379)
NET INCOME ATTRIBUTABLE TO RAYONIER INC.	39,355	19,669	163,648	35,880
OTHER COMPREHENSIVE INCOME (LOSS)
Foreign currency translation adjustment, net of income tax expense of $0, $429, $0 and $1,581	12,022	(13,370)	28,046	(53,087)	(32,451)
Cash flow hedges, net of income tax benefit (expense) of $229, $185, $1,293 and $1,687	4,195	(14,120)	(22,055)	(17,983)	(9,961)
Actuarial change and amortization of pension and postretirement plans, net of income tax expense of $0, $66, $0 and $404	632	890	1,881	2,414	$ 2,933
Total other comprehensive income (loss)	16,849	(26,600)	7,872	(68,656)
COMPREHENSIVE INCOME (LOSS)	57,473	(7,419)	175,133	(34,155)
Less: Comprehensive income (loss) attributable to noncontrolling interest	3,649	(5,363)	11,808	(18,884)
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO RAYONIER INC.	$ 53,824	$ (2,056)	$ 163,325	$ (15,271)
EARNINGS PER COMMON SHARE (Note 11)
Basic earnings per share attributable to Rayonier Inc. (in dollars per share)	$ 0.32	$ 0.16	$ 1.34	$ 0.28
Diluted earnings per share attributable to Rayonier Inc. (in dollars per share)	0.32	0.16	1.33	0.28
Dividends declared per share (in dollars per share)	$ 0.25	$ 0.25	$ 0.75	$ 0.75	$ 1.00