HIGHER AND BETTER USE TIMBERLANDS AND REAL ESTATE DEVELOPMENT INVESTMENTS (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($)
Real Estate, Land and Land Development Costs [Roll Forward]
Non-current portion, Beginning Balance	$ 81,791
Plus: Current portion, Beginning Balance	12,663
Total Balance, Beginning Balance	94,454
Non-cash cost of land and improved development	(267)
Timber depletion from harvesting activities and basis of timber sold in real estate sales	(85)
Capitalized real estate development investments	1,727
Capital expenditures (silviculture)	54
Intersegment transfers	33
Total Balance, Ending Balance	95,916
Less: Current portion, Ending Balance	(7,083)
Non-current portion, Ending Balance	88,833
Capitalized interest	100
Land and Timber
Real Estate, Land and Land Development Costs [Roll Forward]
Non-current portion, Beginning Balance	58,091
Plus: Current portion, Beginning Balance	274
Total Balance, Beginning Balance	58,365
Non-cash cost of land and improved development	(111)
Timber depletion from harvesting activities and basis of timber sold in real estate sales	(85)
Capitalized real estate development investments	0
Capital expenditures (silviculture)	54
Intersegment transfers	33
Total Balance, Ending Balance	58,256
Less: Current portion, Ending Balance	(209)
Non-current portion, Ending Balance	58,047
Development Investments
Real Estate, Land and Land Development Costs [Roll Forward]
Non-current portion, Beginning Balance	23,700
Plus: Current portion, Beginning Balance	12,389
Total Balance, Beginning Balance	36,089
Non-cash cost of land and improved development	(156)
Timber depletion from harvesting activities and basis of timber sold in real estate sales	0
Capitalized real estate development investments	1,727
Capital expenditures (silviculture)	0
Intersegment transfers	0
Total Balance, Ending Balance	37,660
Less: Current portion, Ending Balance	(6,874)
Non-current portion, Ending Balance	$ 30,786