Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
OPERATING REVENUES
Real estate	$ 290	$ 3,210	$ 14,281	$ 18,876
Leasing	1,353	1,680	4,309	4,572
Utilities	898	813	2,403	2,539
Resort amenities and other	299	359	866	1,030
Total operating revenues	2,840	6,062	21,859	27,017
OPERATING COSTS AND EXPENSES
Real estate	328	442	1,216	2,098
Leasing	661	1,120	1,717	2,377
Utilities	488	689	1,467	1,909
Resort amenities and other	242	167	788	673
General and administrative	648	648	1,723	1,698
Share-based compensation	253	67	1,065	741
Depreciation	463	498	1,296	1,486
Pension and other postretirement expenses	202	(257)	606	311
Total operating costs and expenses	3,285	3,374	9,878	11,293
OPERATING INCOME (LOSS)	(445)	2,688	11,981	15,724
Interest expense	(39)	(213)	(152)	(1,327)
NET INCOME (LOSS)	(484)	2,475	11,829	14,397
Pension, net of income taxes of $0	204	974	612	1,481
COMPREHENSIVE INCOME (LOSS)	$ (280)	$ 3,449	$ 12,441	$ 15,878
NET INCOME (LOSS) PER COMMON SHARE--BASIC AND DILUTED (in dollars per share)	$ (0.03)	$ 0.13	$ 0.62	$ 0.76