REPORTING SEGMENTS AND RELATED INFORMATION - Reconciliation of Revenues, Segment Profits (Losses) and Net Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenues
Equity in unconsolidated joint ventures, net	$ 7,752	$ 9,202	$ 4,504
Gain on sale of real estate	0	0	1,331
Investment income	634	57	884
Total revenues and other income	87,603	64,872	44,549
Segment Profits (Losses)
Gain on sale of real estate	0	0	1,331
Other income	1,088	164	110
Corporate expenses	(65,488)	(55,873)	(44,577)
Income from operations before income taxes	23,203	9,163	82
Operating Segments
Revenues
Revenues	79,217	55,613	37,830
Segment Profits (Losses)
Segment profits	23,428	9,583	2,683
Operating Segments | Real estate - commercial/industrial
Revenues
Revenues	40,515	19,476	9,536
Equity in unconsolidated joint ventures, net	7,752	9,202	4,504
Segment Profits (Losses)
Segment profits	24,159	7,523	2,414
Corporate expenses	(16,356)	(11,953)	(7,122)
Operating Segments | Real estate - resort/residential
Segment Profits (Losses)
Segment profits	(1,629)	(1,723)	(1,612)
Corporate expenses	(1,629)	(1,723)	(1,612)
Operating Segments | Mineral resources
Revenues
Revenues	21,595	20,987	10,736
Segment Profits (Losses)
Segment profits	8,626	7,428	4,322
Corporate expenses	(12,969)	(13,559)	(6,414)
Operating Segments | Farming
Revenues
Revenues	13,001	11,039	13,866
Segment Profits (Losses)
Segment profits	(6,810)	(3,077)	(1,237)
Corporate expenses	(19,811)	(14,116)	(15,103)
Operating Segments | Ranch operations
Revenues
Revenues	4,106	4,111	3,692
Segment Profits (Losses)
Segment profits	(918)	(568)	(1,204)
Corporate expenses	(5,024)	(4,679)	(4,896)
Corporate expenses
Segment Profits (Losses)
Corporate expenses	$ (9,699)	$ (9,843)	$ (9,430)