Discontinued Operations (Details) (USD $)	3 Months Ended	9 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Rental revenues	$ 0	$ 453,000	$ 595,000	$ 1,337,000
Property operating expenses	0	(180,000)	(228,000)	(542,000)
Depreciation and amortization	0	(107,000)	(115,000)	(317,000)
Income from real estate sold	0	166,000	252,000	478,000
Gain on sale	0	0	5,854,000	0
Internal disposition costs and taxes	(880,000)	0	(1,469,000)	0
Income from discontinued operations	(880,000)	166,000	4,637,000	478,000
Woodlawn Colonial [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sale of Woodlawn Colonial	16,000,000		16,000,000
Gain on sale	4,400,000
California state taxes	$ 900,000

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Internal disposition costs relate to a disposition incentive program established to pay incremental bonuses for the sale of certain of the Company's communities that are part of the program.

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Pretax income (loss) from operations of a business component (exclusive of any gain (loss) on disposal, or provision therefore) during the reporting period, until its disposal.

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Amount of operating expenses attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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