CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Revenues
Rental income	$ 99,697	$ 80,140	$ 75,082
Interest income	7,879	11,429	19,161
Expense reimbursements	24,385	21,141	19,883
Management fee income	1,455	1,674	1,424
Other	1,009	694	840
Total revenues	134,425	115,078	116,390
Operating Expenses
Property operating	21,991	17,513	19,508
Other operating	3,898	1,455	0
Real estate taxes	18,811	15,320	14,006
General and administrative	21,532	23,066	20,209
Depreciation and amortization	32,931	25,672	23,419
Reserve for notes receivable	405	0	0
Total operating expenses	99,568	83,026	77,142
Operating income	34,857	32,052	39,248
Equity in earnings of unconsolidated affiliates	550	1,555	12,450
Gain (loss) on sale of unconsolidated affiliates	3,061	0	(1,479)
Impairment of unconsolidated affiliates	(2,032)	0	0
Other interest income	148	276	406
Gain from bargain purchase	0	0	33,805
Gain on involuntary conversion of asset	2,368	0	0
(Loss) gain on debt extinguishment	(198)	1,268	0
Interest and other finance expense	(28,768)	(29,632)	(34,414)
Income from continuing operations before income taxes	9,986	5,519	50,016
Income tax benefit (provision)	568	(461)	(2,869)
Income from continuing operations	10,554	5,058	47,147
Discontinued operations
Operating income from discontinued operations	10,720	8,752	3,520
Impairment of asset	0	(6,925)	0
Loss on debt extinguishment	(2,541)	0	0
Gain on sale of property	71,203	46,830	0
Income from discontinued operations	79,382	48,657	3,520
Net income	89,936	53,715	50,667
Noncontrolling interests
Continuing operations	13,480	13,655	(18,914)
Discontinued operations	(63,710)	(15,815)	(1,696)
Net income attributable to noncontrolling interests	(50,230)	(2,160)	(20,610)
Net income attributable to Common Shareholders	$ 39,706	$ 51,555	$ 30,057
Basic earnings per share
Income from continuing operations (in dollars per share)	$ 0.51	$ 0.45	$ 0.69
Income from discontinued operations (in dollars per share)	$ 0.34	$ 0.80	$ 0.04
Basic earnings per share (in dollars per share)	$ 0.85	$ 1.25	$ 0.73
Diluted earnings per share
Income from continuing operations (in dollars per share)	$ 0.51	$ 0.45	$ 0.69
Income from discontinued operations (in dollars per share)	$ 0.34	$ 0.80	$ 0.04
Diluted earnings per share (in dollars per share)	$ 0.85	$ 1.25	$ 0.73