CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Revenue
Resident fees	$ 596,886	$ 568,035
Management fees	7,924	1,405
Reimbursed costs incurred on behalf of managed communities	78,715	17,480
Total revenue	683,525	586,920
Expense
Facility operating expense (excluding depreciation and amortization of $57,936 and $58,959, respectively)	399,249	370,954
General and administrative expense (including non-cash stock-based compensation expense of $6,435 and $4,540, respectively)	44,973	33,543
Facility lease expense	71,445	66,315
Depreciation and amortization	63,344	71,782
Asset impairment	1,083	14,846
Loss on acquisition	636	0
Gain on facility lease termination	(2,780)	0
Costs incurred on behalf of managed communities	78,715	17,480
Total operating expense	656,665	574,920
Income from operations	26,860	12,000
Interest income	852	625
Interest expense:
Debt	(32,050)	(31,561)
Amortization of deferred financing costs and debt discount	(4,473)	(2,704)
Change in fair value of derivatives and amortization	(233)	(8)
Loss on extinguishment of debt, net	(221)	(2,894)
Equity in (loss) earnings of unconsolidated ventures	99	266
Other non-operating (expense) income	(111)	817
Loss before income taxes	(9,277)	(23,459)
(Provision) benefit for income taxes	(1,061)	11,154
Net loss	$ (10,338)	$ (12,305)
Basic and diluted net loss per share (in dollars per share)	$ (0.09)	$ (0.10)
Weighted average shares used in computing basic and diluted net loss per share (in shares)	121,145,000	120,792,000