NEW ZEALAND SUBSIDIARY (Details) - a a in Thousands	Dec. 31, 2019	Mar. 31, 2016	Mar. 03, 2016	Apr. 30, 2013
Noncontrolling Interest [Line Items]
Noncontrolling interest ownership percentage by noncontrolling owners		23.00%
Rayonier
Noncontrolling Interest [Line Items]
Ownership percentage by parent		77.00%	77.00%	65.00%
Rayonier | Matariki Forestry Group
Noncontrolling Interest [Line Items]
Ownership percentage by parent	77.00%
New Zealand
Noncontrolling Interest [Line Items]
Acres of timberland owned	414
Non-controlling Interest | Matariki Forestry Group
Noncontrolling Interest [Line Items]
Noncontrolling interest ownership percentage by noncontrolling owners	23.00%