Business Segments - Information Pretaining to Assets of Segments (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Information pretaining to assets of the business segments
Identifiable assets	$ 342,879	$ 327,856	$ 321,976
Other Depreciation and Amortization	4,226	4,551	3,597
Depreciation and amortization	4,226	4,954	3,629
Capital expenditures	21,558	20,669	13,649
Real estate - commercial/industrial
Information pretaining to assets of the business segments
Identifiable assets	58,390	57,151	56,552
Depreciation and amortization	1,205	1,852	1,111
Capital expenditures	12,296	11,672	4,155
Real estate- resort/residential
Information pretaining to assets of the business segments
Identifiable assets	124,568	118,627	110,147
Depreciation and amortization	78	77	96
Capital expenditures	2,957	4,479	7,132
Mineral resources
Information pretaining to assets of the business segments
Identifiable assets	1,063	1,449	1,193
Depreciation and amortization	0	0	0
Capital expenditures	0	0	0
Farming
Information pretaining to assets of the business segments
Identifiable assets	31,925	29,538	24,326
Depreciation and amortization	1,465	1,384	1,293
Capital expenditures	5,733	3,379	1,477
Corporate expenses
Information pretaining to assets of the business segments
Identifiable assets	126,933	121,091	129,758
Depreciation and amortization	1,478	1,238	1,097
Capital expenditures	$ 572	$ 1,139	$ 885