Consolidated Statements of Operations (Unaudited) (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:
Rental Income	$ 51,685	$ 50,844	$ 155,012	$ 153,725
Tenant Recoveries and Other Income	15,450	16,008	48,502	52,511
Construction Revenues		271		541
Total Revenues	67,135	67,123	203,514	206,777
Expenses:
Property Expenses	22,935	22,196	70,937	70,862
General and Administrative	4,979	4,897	14,984	21,153
Restructuring Costs		338	1,553	1,549
Impairment of Real Estate	(789)	73,171	(8,781)	82,326
Depreciation and Other Amortization	29,249	27,736	79,124	82,422
Construction Expenses		247		456
Total Expenses	56,374	128,585	157,817	258,768
Other Income (Expense):
Interest Income	1,185	1,053	3,083	3,162
Interest Expense	(23,064)	(24,701)	(73,397)	(76,488)
Amortization of Deferred Financing Costs	(1,025)	(765)	(3,110)	(2,317)
Mark-to-Market Loss on Interest Rate Protection Agreements	(1,372)	(330)	(1,560)	(1,788)
Loss on Retirement of Debt	(345)	(19)	(4,444)	(3,984)
Foreign Currency Exchange Loss	(332)		(332)	(190)
Total Other Income (Expense)	(24,953)	(24,762)	(79,760)	(81,605)
Loss from Continuing Operations Before Equity in Income (Loss) of Other Real Estate Partnerships, Equity in Income (Loss) of Joint Ventures, Gain on Sale of Joint Venture Interests, Gain on Change in Control of Interests and Income Tax Benefit (Provision)	(14,192)	(86,224)	(34,063)	(133,596)
Equity in Income (Loss) of Other Real Estate Partnerships	1,878	(4,144)	9,585	1,738
Equity in Income (Loss) of Joint Ventures	772	(398)	907	(275)
Gain on Sale of Joint Venture Interests		9,874	0	9,874
Gain on Change in Control of Interests			689
Income Tax Benefit (Provision)	327	247	(458)	(2,109)
Loss from Continuing Operations	(11,215)	(80,645)	(23,340)	(124,368)
Discontinued Operations:
Income (Loss) Attributable to Discontinued Operations	67	(82,441)	2,764	(80,652)
Gain on Sale of Real Estate	6,010	892	12,289	8,511
Provision for Income Taxes Allocable to Discontinued Operations			(1,959)
Total Discontinued Operations	6,077	(81,549)	13,094	(72,141)
Loss Before Gain (Loss) on Sale of Real Estate	(5,138)	(162,194)	(10,246)	(196,509)
Gain (Loss) on Sale of Real Estate	1,370	(214)	1,370	858
Provision for Income Taxes Allocable to Gain on Sale of Real Estate	(743)		(124)	(660)
Net Loss	(4,511)	(162,408)	(9,000)	(196,311)
Preferred Unit Distributions	(4,928)	(4,884)	(14,802)	(14,823)
Net Loss Available to Unitholders and Participating Securities	(9,439)	(167,292)	(23,802)	(211,134)
Basic and Diluted Earnings Per Unit:
Loss from Continuing Operations	$ (0.17)	$ (1.25)	$ (0.44)	$ (2.05)
Income (Loss) From Discontinued Operations	$ 0.07	$ (1.19)	$ 0.16	$ (1.06)
Net Loss Available to Unitholders	$ (0.10)	$ (2.44)	$ (0.28)	$ (3.11)
Weighted Average Units Outstanding	91,196	68,466	84,131	67,960
Net Loss Available to Unitholders Attributable to:
General Partners	(8,892)	(154,192)	(22,312)	(194,577)
Limited Partners	(547)	(13,100)	(1,490)	(16,557)
Net Loss Available to Unitholders and Participating Securities	$ (9,439)	$ (167,292)	$ (23,802)	$ (211,134)