REPORTING SEGMENTS AND RELATED INFORMATION - Reconciliation of Revenues, Segment Profits (Losses) and Net Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Revenues
Total revenues	$ 8,209	$ 7,406
Segment Operating Results
Segment Operating Results	1,228	21
Reconciling items:
Investment income	346	685
Other loss, net	(76)	(70)
Corporate expenses	(12,375)	(11,390)
Loss from operations before income taxes	(2,738)	(1,856)
Operating Segments
Revenues
Total revenues	8,209	7,406
Operating Segments | Real estate - commercial/industrial
Revenues
Total revenues	2,754	2,945
Segment Operating Results
Segment Operating Results	2,065	2,531
Reconciling items:
Corporate expenses	(1,847)	(1,927)
Operating Segments | Real estate - resort/residential
Segment Operating Results
Segment Operating Results	(386)	(1,561)
Reconciling items:
Corporate expenses	(386)	(1,561)
Operating Segments | Mineral resources
Revenues
Total revenues	2,595	2,489
Segment Operating Results
Segment Operating Results	510	373
Reconciling items:
Corporate expenses	(2,085)	(2,116)
Operating Segments | Farming
Revenues
Total revenues	1,556	865
Segment Operating Results
Segment Operating Results	(992)	(1,202)
Reconciling items:
Corporate expenses	(2,548)	(2,067)
Operating Segments | Ranch operations
Revenues
Total revenues	1,304	1,107
Segment Operating Results
Segment Operating Results	31	(120)
Reconciling items:
Corporate expenses	(1,273)	(1,227)
Corporate expenses
Reconciling items:
Corporate expenses	$ (4,236)	$ (2,492)