REAL ESTATE OPERATIONS - Real Estate Operations (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2020 USD ($) a item	Jun. 30, 2019 USD ($) a
Disaggregation of Revenue [Line Items]
Area of land sales as a percentage of land holdings	33.50%
Percentage of remaining land under contract	15.00%
Land JV
Disaggregation of Revenue [Line Items]
No. of Acres | a	4,900	74
Gross Sales Price	$ 22,200	$ 10,800
Number of purchase and sale agreements | item	8
Proceeds from sale of land	$ 31,000
Area of land remaining under contract | a	267
Management fee revenue earned per month	$ 20