CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Assets:
Real estate, at cost	$ 3,511,146	$ 3,172,246
Investments in real estate under construction	41,676	34,529
Less: accumulated depreciation and amortization	711,132	638,368
Real estate, net	2,841,690	2,568,407
Property held for sale - discontinued operations	8	0
Intangible assets, net	278,710	178,569
Cash and cash equivalents	72,424	63,711
Restricted cash	25,133	30,657
Investment in and advances to non-consolidated entities	8,698	39,330
Deferred expenses, net	51,587	43,966
Loans receivable, net	72,786	66,619
Rent receivable	7,661	7,271
Other assets	27,835	28,290
Total assets	3,386,532	3,026,820
Liabilities:
Mortgages and notes payable	1,450,457	1,366,004
Credit facility borrowings	93,000	0
Term loan payable	215,000	0
Exchangeable notes payable	0	62,102
Convertible notes payable	106,602	105,149
Trust preferred securities	129,120	129,120
Dividends payable	27,956	25,273
Liabilities – discontinued operations	397	0
Accounts payable and other liabilities	74,003	53,058
Accrued interest payable	9,728	13,019
Deferred revenue - below market leases, net	89,805	90,349
Prepaid rent	15,309	12,543
Total liabilites	2,211,377	1,856,617
Commitments and contingencies
Equity:
Common shares, par value $0.0001 per share; authorized 400,000,000 shares, 156,136,051 and 154,938,351 shares issued and outstanding in 2012 and 2011,respectively	16	15
Additional paid-in-capital	2,020,858	2,010,850
Accumulated distributions in excess of net income	(1,110,166)	(1,212,630)
Accumulated other comprehensive income (loss)	(6,393)	1,938
Total shareholders' equity	1,148,105	1,111,846
Noncontrolling interests	27,050	58,357
Total equity	1,175,155	1,170,203
Total liabilities and equity	3,386,532	3,026,820
Series B | Cumulative Redeemable
Equity:
Preferred shares, value	0	66,193
Series C | Cumulative Convertible
Equity:
Preferred shares, value	94,016	95,706
Series D | Cumulative Redeemable
Equity:
Preferred shares, value	$ 149,774	$ 149,774