Consolidated Statements of Operations (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
REVENUES:
Minimum rents	$ 169,081	$ 166,704	$ 340,765	$ 332,436
Percentage rents	2,078	2,138	5,854	6,078
Other rents	4,583	4,546	9,591	9,085
Tenant reimbursements	77,179	75,430	154,164	154,006
Management, development and leasing fees	1,568	1,601	2,905	3,307
Other Revenues	8,597	7,234	17,957	14,471
Total revenues	263,086	257,653	531,236	519,383
EXPENSES:
Property operating	36,054	36,472	76,250	74,192
Depreciation and amortization	72,111	68,772	140,092	139,221
Real estate taxes	25,401	24,502	49,681	49,120
Maintenance and repairs	14,067	13,191	30,099	28,633
General and administrative	11,241	10,321	23,041	21,395
Loss on impairment of real estate	4,457	0	4,457	0
Other Expenses	7,046	6,415	15,349	13,116
Total operating expenses	170,377	159,673	338,969	325,677
Income from operations	92,709	97,980	192,267	193,706
Interest and other income	612	948	1,157	1,999
Interest expense	(70,915)	(72,494)	(139,128)	(144,874)
Gain on extinguishment of debt	0	0	581	0
Gain (loss) on sales of real estate assets	(62)	1,149	747	2,015
Equity in earnings of unconsolidated affiliates	1,455	409	3,233	948
Income tax benefit	4,653	1,911	6,423	3,788
Income (loss) from continuing operations	28,452	29,903	65,280	57,582
Operating income (loss) of discontinued operations	977	(25,386)	28,043	(25,862)
Gain (loss) on discontinued operations	103	0	117	0
Net income (loss)	29,532	4,517	93,440	31,720
Net income attributable to noncontrolling interests in:
Operating partnership	(2,752)	2,723	(13,203)	(1,387)
Other consolidated subsidiaries	(6,404)	(6,124)	(12,542)	(12,261)
Net income (loss) attributable to the Company	20,376	1,116	67,695	18,072
Preferred dividends	(10,594)	(8,358)	(21,188)	(14,386)
Net income (loss) attributable to common shareholders	9,782	(7,242)	46,507	3,686
Basic per share data attributable to common shareholders:
Income (loss) from continuing operations, net of preferred dividends	$ 0.06	$ 0.08	$ 0.17	$ 0.16
Discontinued operations	$ 0.01	$ (0.13)	$ 0.14	$ (0.13)
Net income (loss) attributable to common shareholders	$ 0.07	$ (0.05)	$ 0.31	$ 0.03
Weighted average common shares outstanding	148,356	138,068	148,214	138,018
Diluted earnings per share data attributable to common shareholders:
Income (loss) from continuing operations, net of preferred dividends	$ 0.06	$ 0.08	$ 0.17	$ 0.16
Discontinued operations	$ 0.01	$ (0.13)	$ 0.14	$ (0.13)
Net income (loss) attributable to common shareholders	$ 0.07	$ (0.05)	$ 0.31	$ 0.03
Weighted average common and potential dilutive common shares outstanding	148,398	138,112	148,262	138,059
Amounts attributable to common shareholders:
Income (loss) from continuing operations, net of preferred dividends	8,941	11,203	24,574	22,475
Discontinued operations	841	(18,445)	21,933	(18,789)
Net income (loss) attributable to common shareholders	$ 9,782	$ (7,242)	$ 46,507	$ 3,686
Dividends declared per common share	$ 0.21	$ 0.20	$ 0.42	$ 0.40