REPORTING SEGMENTS AND RELATED INFORMATION - Revenue Components of Real Estate Segments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Revenue from External Customer [Line Items]
Commercial/industrial revenues	$ 49,591	$ 41,886	$ 44,739
Equity in earnings of unconsolidated joint ventures	8,362	10,881	6,868
Depreciation and amortization	6,014	4,885	4,806
Costs and expenses	57,544	51,084	48,438
Operating Segments
Revenue from External Customer [Line Items]
Commercial/industrial revenues	49,591	41,886	44,739
Real estate - commercial/industrial | Operating Segments
Revenue from External Customer [Line Items]
Commercial/industrial revenues	15,006	12,552	11,758
Equity in earnings of unconsolidated joint ventures	8,362	10,881	6,868
Commercial/industrial revenues and equity in earnings of unconsolidated joint ventures	23,368	23,433	18,626
Cost of sales of land	1,862	0	(176)
Operating expenses	2,451	3,206	4,074
Selling, general and administrative expenses	3,189	4,280	3,687
Depreciation and amortization	500	424	468
Costs and expenses	8,002	7,910	8,053
Operating results from commercial/industrial and unconsolidated joint ventures	$ 15,366	$ 15,523	$ 10,573