CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Current assets
Cash and cash equivalents	$ 30,836	$ 81,827
Cash and escrow deposits - restricted	45,903	79,669
Accounts receivable, net	98,697	88,033
Deferred tax asset	11,776	15,529
Prepaid expenses and other current assets, net	93,663	63,051
Total current assets	280,875	328,109
Property, plant and equipment and leasehold intangibles, net	3,694,064	3,736,842
Cash and escrow deposits - restricted	52,980	65,316
Marketable securities - restricted	31,721	0
Investment in unconsolidated ventures	32,798	20,196
Goodwill	109,553	109,693
Other intangible assets, net	154,136	171,341
Other assets, net	109,934	98,973
Total assets	4,466,061	4,530,470
Current liabilities
Current portion of long-term debt	47,654	71,676
Trade accounts payable	54,134	36,302
Accrued expenses	183,634	171,537
Refundable entrance fees and deferred revenue	327,808	318,814
Tenant security deposits	7,720	8,029
Total current liabilities	620,950	606,358
Long-term debt, less current portion	2,350,971	2,498,620
Line of credit	65,000	0
Deferred entrance fee revenue	72,485	69,075
Deferred liabilities	161,185	153,199
Deferred tax liability	112,736	113,956
Other liabilities	42,526	29,265
Total liabilities	3,425,853	3,470,473
Commitments and contingencies
Stockholders' Equity
Preferred stock, $0.01 par value, 50,000,000 shares authorized at December 31, 2011 and 2010; no shares issued and outstanding	0	0
Common stock, $0.01 par value, 200,000,000 shares authorized at December 31, 2011 and 2010; 127,782,538 and 125,527,846 shares issued and 125,354,137 and 124,316,545 shares outstanding (including 4,221,598 and 3,539,751 unvested restricted shares), respectively	1,254	1,243
Additional paid-in-capital	1,970,820	1,904,144
Treasury stock, at cost; 2,428,401 and 1,211,301 shares at December 31, 2011 and 2010, respectively	(46,800)	(29,187)
Accumulated deficit	(884,051)	(815,876)
Accumulated other comprehensive loss	(1,015)	(327)
Total stockholders' equity	1,040,208	1,059,997
Total liabilities and members' equity	$ 4,466,061	$ 4,530,470