INVESTMENT IN JOINT VENTURES - Summarized Financial Information - Statement of Operations (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Equity Method Investment, Summarized Financial Information [Abstract]
Total Revenues	$ 14,712	$ 12,838
Total Direct Cost of Revenues	(2,999)	(3,637)
Operating Income	4,459	289
Net Income	7,785	(12,262)
Land JV
Equity Method Investment, Summarized Financial Information [Abstract]
Total Revenues	21	7,146
Total Direct Cost of Revenues	(81)	(3,106)
Operating Income	(60)	4,040
Other Operating Expenses	(71)	(137)
Net Income	(131)	3,903
Mitigation Bank
Equity Method Investment, Summarized Financial Information [Abstract]
Total Revenues	104	1,866
Total Direct Cost of Revenues	(7)	(80)
Operating Income	97	1,786
Other Operating Expenses	(100)	(75)
Net Income	$ (3)	$ 1,711