Condensed Consolidated Balance Sheets (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Real estate properties:
Land	$ 165,759	$ 163,020
Buildings, improvements and lease intangibles	2,326,632	2,310,404
Personal property	18,116	17,919
Construction in progress	104,741	80,262
Real estate properties	2,615,248	2,571,605
Less accumulated depreciation	(486,572)	(484,641)
Total real estate properties, net	2,128,676	2,086,964
Cash and cash equivalents	17,776	113,321
Mortgage notes receivable	122,603	36,599
Assets held for sale and discontinued operations, net	16,485	23,915
Other assets, net	100,641	96,510
Total assets	2,386,181	2,357,309
Liabilities:
Notes and bonds payable	1,251,629	1,407,855
Accounts payable and accrued liabilities	66,768	62,652
Liabilities of discontinued operations	215	423
Other liabilities	50,741	43,639
Total liabilities	1,369,353	1,514,569
Commitments and contingencies
Equity:
Preferred stock, $.01 par value; 50,000,000 shares authorized; none issued and outstanding	0	0
Common stock, $.01 par value; 150,000,000 shares authorized; 76,467,850 and 66,071,424 shares issued and outstanding at June 30, 2011 and December 31, 2010, respectively	765	661
Additional paid-in capital	1,865,441	1,641,379
Accumulated other comprehensive loss	(5,269)	(5,269)
Cumulative net income attributable to common stockholders	792,387	796,165
Cumulative dividends	(1,636,496)	(1,593,926)
Total stockholders' equity	1,016,828	839,010
Noncontrolling interests		3,730
Total equity	1,016,828	842,740
Total liabilities and equity	$ 2,386,181	$ 2,357,309