RELATED PARTY MANAGEMENT SERVICES BUSINESS - General Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Land JV
Real Estate [Line Items]
Management fee revenue earned	$ 30	$ 50
Management fee revenue earned per month	20
Monthly management fee	$ 10
Management Agreement PINE
Real Estate [Line Items]
Management fee (as a percent)	1.50%
Management fee revenue earned	$ 600	600
Proceeds from Dividends Received	$ 500	$ 400