NONCONTROLLING INTERESTS - Narrative (Details)	3 Months Ended
	Mar. 31, 2021 a fund
Matariki Forestry Group
Schedule of Equity Method Investments [Line Items]
Acres of timberland owned (acres)	417,000
ORM Timber Funds | Variable Interest Entity, Primary Beneficiary
Schedule of Equity Method Investments [Line Items]
Number of timber funds | fund	3
Ferncliff Investors | Variable Interest Entity, Primary Beneficiary
Schedule of Equity Method Investments [Line Items]
Number of acres to be developed	5
Rayonier | Matariki Forestry Group
Schedule of Equity Method Investments [Line Items]
Ownership percentage	77.00%
Rayonier New Zealand Subsidiary | Matariki Forestry Group
Schedule of Equity Method Investments [Line Items]
Ownership percentage by noncontrolling owners	23.00%
ORM Timber Fund II
Schedule of Equity Method Investments [Line Items]
Operating agreement term	10 years
ORM Timber Fund II | ORM Timber Funds | Variable Interest Entity, Primary Beneficiary
Schedule of Equity Method Investments [Line Items]
Ownership interest	20.00%
ORM Timber Fund III
Schedule of Equity Method Investments [Line Items]
Operating agreement term	10 years
ORM Timber Fund III | ORM Timber Funds | Variable Interest Entity, Primary Beneficiary
Schedule of Equity Method Investments [Line Items]
Ownership interest	5.00%
ORM Timber Fund IV
Schedule of Equity Method Investments [Line Items]
Operating agreement term	15 years
ORM Timber Fund IV | ORM Timber Funds | Variable Interest Entity, Primary Beneficiary
Schedule of Equity Method Investments [Line Items]
Ownership interest	15.00%
Ferncliff Investors | Ferncliff Management
Schedule of Equity Method Investments [Line Items]
Ownership interest owned by limited partners	33.33%
Bainbridge Landing LLC | Ferncliff Investors
Schedule of Equity Method Investments [Line Items]
Ownership interest owned by limited partners	50.00%