CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash Flows from Operating Activities
Net loss	$ (46,264)	$ (23,852)
Adjustments to reconcile net loss to net cash provided by operating activities:
Loss on extinguishment of debt	18,148	701
Depreciation and amortization	147,073	151,235
Asset impairment	14,846	0
Equity in earnings of unconsolidated ventures	(412)	(516)
Distributions from unconsolidated ventures from cumulative share of net earnings	0	375
Amortization of deferred gain	(2,186)	(2,172)
Amortization of entrance fees	(12,366)	(11,526)
Proceeds from deferred entrance fee revenue	15,660	17,904
Deferred income tax benefit	0	(13,943)
Change in deferred lease liability	3,182	5,297
Change in fair value of derivatives and amortization	2,643	4,847
(Gain) loss on sale of assets	(1,315)	144
Change in future service obligation	0	(1,064)
Non-cash stock-based compensation expense	9,095	9,976
Changes in operating assets and liabilities:
Accounts receivable, net	1,623	(2,706)
Prepaid expenses and other assets, net	(5,025)	(1,870)
Accounts payable and accrued expenses	1,317	(9,790)
Tenant refundable fees and security deposits	23	(2,269)
Deferred revenue	4,348	4,630
Other	6,962	(10,630)
Net cash provided by operating activities	157,352	114,771
Cash Flows from Investing Activities
(Increase) decrease in lease security deposits and lease acquisition deposits, net	(372)	801
Decrease (increase) in cash and escrow deposits - restricted	58,296	(36,360)
Net proceeds from the sale of assets	29,032	1,487
Additions to property, plant and equipment and leasehold intangibles, net of related payables	(67,929)	(45,510)
Purchase of marketable securities - restricted	(32,724)	0
Sale of marketable securities - restricted	1,417	0
Acquisition of assets, net of related payables and cash received	(54,508)	(21,809)
Payment on notes receivable, net	403	169
Investment in unconsolidated ventures	0	(1,053)
Distributions received from unconsolidated ventures	116	47
Other	(468)	(316)
Net cash used in investing activities	(66,737)	(102,544)
Cash Flows from Financing Activities
Proceeds from debt	30,417	168,684
Proceeds from issuance of convertible notes, net	308,335	0
Issuance of warrants	45,066	0
Purchase of bond hedge	(77,007)	0
Repayment of debt and capital lease obligations	(418,176)	(192,954)
Proceeds from line of credit	55,000	60,000
Repayment of line of credit	(55,000)	(60,000)
Payment of financing costs, net of related payables	(3,485)	(6,044)
Other	(332)	(44)
Refundable entrance fees:
Proceeds from refundable entrance fees	11,390	15,061
Refunds of entrance fees	(11,411)	(11,122)
Cash portion of loss on extinguishment of debt	(17,014)	(179)
Recouponing and payment of swap termination	(99)	(654)
Net cash used in financing activities	(132,316)	(27,252)
Net decrease in cash and cash equivalents	(41,701)	(15,025)
Cash and cash equivalents at beginning of period	81,827	66,370
Cash and cash equivalents at end of period	$ 40,126	$ 51,345