Unaudited Consolidated Statements of Operations - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Revenues:
Total revenues	$ 6,849,000	$ 7,000,000	$ 19,802,000	$ 23,633,000
Costs and Expenses:
Total expenses	9,956,000	8,402,000	22,726,000	23,915,000
Operating loss	(3,107,000)	(1,402,000)	(2,924,000)	(282,000)
Other Income:
Investment income	120,000	142,000	238,000	297,000
Other income	37,000	17,000	88,000	55,000
Total other income	157,000	159,000	326,000	352,000
(Loss) income from operations before equity in earnings of unconsolidated joint ventures	(2,950,000)	(1,243,000)	(2,598,000)	70,000
Equity in earnings of unconsolidated joint ventures, net	1,842,000	1,656,000	3,297,000	2,806,000
(Loss) income before income tax expense	(1,108,000)	413,000	699,000	2,876,000
Income tax (benefit) expense	(380,000)	36,000	232,000	898,000
Net (loss) income	(728,000)	377,000	467,000	1,978,000
Net loss attributable to non-controlling interest	(40,000)	(29,000)	(54,000)	(45,000)
Net (loss) income attributable to common stockholders	$ (688,000)	$ 406,000	$ 521,000	$ 2,023,000
Net (loss) income per share attributable to common stockholders, basic, in dollars per share	$ (0.03)	$ 0.02	$ 0.03	$ 0.10
Net (loss) income per share attributable to common stockholders, diluted, in dollars per share	$ (0.03)	$ 0.02	$ 0.03	$ 0.10
Operating Segments | Real estate - commercial/industrial
Revenues:
Total revenues	$ 2,159,000	$ 1,810,000	$ 4,313,000	$ 4,089,000
Costs and Expenses:
Total expenses	1,714,000	1,676,000	3,393,000	3,285,000
Other Income:
Equity in earnings of unconsolidated joint ventures, net		1,656,000		2,806,000
(Loss) income before income tax expense	2,287,000	1,790,000	4,217,000	3,610,000
Operating Segments | Real estate - resort/residential
Revenues:
Total revenues			0
Costs and Expenses:
Total expenses	387,000	576,000	929,000	1,327,000
Operating Segments | Mineral resources
Revenues:
Total revenues	3,187,000	2,652,000	11,927,000	12,852,000
Costs and Expenses:
Total expenses	1,800,000	723,000	6,493,000	6,417,000
Other Income:
(Loss) income from operations before equity in earnings of unconsolidated joint ventures	1,387,000	1,929,000	5,434,000	6,435,000
Operating Segments | Farming
Revenues:
Total revenues	502,000	1,323,000	1,723,000	4,394,000
Costs and Expenses:
Total expenses	1,350,000	1,244,000	2,856,000	3,587,000
Operating Segments | Ranch operations
Revenues:
Total revenues	1,001,000	1,215,000	1,839,000	2,298,000
Costs and Expenses:
Total expenses	1,542,000	1,419,000	2,889,000	3,012,000
Other Income:
(Loss) income from operations before equity in earnings of unconsolidated joint ventures	(541,000)	(204,000)	(1,050,000)	(714,000)
Corporate expenses
Costs and Expenses:
Total expenses	$ 3,163,000	$ 2,764,000	$ 6,166,000	$ 6,287,000