Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Revenues;
Revenues from rental properties	$ 26,775	$ 26,893	$ 57,832	$ 51,685
Interest on notes and mortgages receivable	700	741	1,381	1,146
Total revenues	27,475	27,634	59,213	52,831
Operating expenses:
Rental property expenses	7,999	3,721	14,600	7,209
Impairment charges	2,511	1,263	2,871	2,257
Environmental expenses, net	(564)	1,325	9	2,452
General and administrative expenses	10,547	2,736	23,680	7,621
Depreciation and amortization expense	3,487	2,158	7,474	4,476
Total operating expenses	23,980	11,203	48,634	24,015
Operating income (loss)	3,495	16,431	10,579	28,816
Other income (expense), net	(1)	(49)	332	(43)
Interest expense	(2,692)	(1,346)	(4,175)	(2,665)
Earnings (loss) from continuing operations	802	15,036	6,736	26,108
Discontinued operations:
Income (loss) from operating activities	116	(65)	172	181
Gains on dispositions of real estate	2,708	231	3,203	299
Earnings (loss) from discontinued operations	2,824	166	3,375	480
Net earnings (loss)	$ 3,626	$ 15,202	$ 10,111	$ 26,588
Basic and diluted earnings per common share:
Earnings from continuing operations	$ 0.02	$ 0.45	$ 0.20	$ 0.79
Earnings from discontinued operations	$ 0.08		$ 0.10	$ 0.01
Net earnings	$ 0.11	$ 0.45	$ 0.30	$ 0.80
Weighted-average number of common shares outstanding:
Basic	33,395	33,394	33,395	32,948
Stock options		1		2
Diluted	33,395	33,395	33,395	32,950