Consolidated Statements of Operations (USD $) In Thousands, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
REVENUES:
Minimum rents	$ 174,917	$ 167,742	$ 515,682	$ 500,178
Percentage rents	3,040	2,602	8,894	8,680
Other rents	4,206	4,236	13,797	13,321
Tenant reimbursements	77,524	77,370	231,688	231,376
Management, development and leasing fees	1,909	1,369	4,814	4,676
Other	8,415	7,351	26,372	21,822
Total revenues	270,011	260,670	801,247	780,053
OPERATING EXPENSES:
Property operating	39,479	37,393	115,729	111,585
Depreciation and amortization	71,404	71,814	211,496	211,035
Real estate taxes	23,801	24,676	73,482	73,796
Maintenance and repairs	13,898	12,826	43,997	41,459
General and administrative	10,092	10,495	33,133	31,890
Loss on impairment of real estate	51,304	0	55,761	0
Other	7,446	6,351	22,795	19,467
Total operating expenses	217,424	163,555	556,393	489,232
Income from operations	52,587	97,115	244,854	290,821
Interest and other income	598	832	1,755	2,831
Interest expense	(70,643)	(71,178)	(209,771)	(216,052)
Gain on extinguishment of debt	0	0	581	0
Gain on sales of real estate assets	2,890	562	3,637	2,577
Equity in earnings (losses) of unconsolidated affiliates	989	(1,558)	4,222	(610)
Income tax (provision) benefit	(4,653)	1,264	1,770	5,052
Income (loss) from continuing operations	(18,232)	27,037	47,048	84,619
Operating income (loss) of discontinued operations	(57)	611	27,986	(25,251)
Gain (loss) on discontinued operations	(31)	29	86	29
Net income (loss)	(18,320)	27,677	75,120	59,397
Net (income) loss attributable to noncontrolling interests in:
Operating partnership	7,760	(3,605)	(5,443)	(4,992)
Other consolidated subsidiaries	(6,166)	(6,133)	(18,708)	(18,394)
Net income (loss) attributable to the Company	(16,726)	17,939	50,969	36,011
Preferred dividends	(10,594)	(8,359)	(31,782)	(22,745)
Net income (loss) attributable to common shareholders	(27,320)	9,580	19,187	13,266
Basic per share data attributable to common shareholders:
Income (loss) from continuing operations, net of preferred dividends	$ (0.18)	$ 0.07	$ (0.02)	$ 0.23
Discontinued operations	$ 0.00	$ 0.00	$ 0.15	$ (0.13)
Net income (loss) attributable to common shareholders	$ (0.18)	$ 0.07	$ 0.13	$ 0.10
Weighted average common shares outstanding	148,363	138,075	148,264	138,037
Diluted earnings per share data attributable to common shareholders:
Income (loss) from continuing operations, net of preferred dividends	$ (0.18)	$ 0.07	$ (0.02)	$ 0.23
Discontinued operations	$ 0.00	$ 0.00	$ 0.15	$ (0.13)
Net income (loss) attributable to common shareholders	$ (0.18)	$ 0.07	$ 0.13	$ 0.10
Weighted average common and potential dilutive common shares outstanding	148,405	138,121	148,310	138,079
Amounts attributable to common shareholders:
Income (loss) from continuing operations, net of preferred dividends	(27,252)	9,115	(2,682)	31,592
Discontinued operations	(68)	465	21,869	(18,326)
Net income (loss) attributable to common shareholders	$ (27,320)	$ 9,580	$ 19,187	$ 13,266
Dividends declared per common share	$ 0.21	$ 0.20	$ 0.63	$ 0.60