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Summary of Significant Accounting Policies (Details) (USD $)	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2014 Buildings and Improvements [Member]	Sep. 30, 2014 Resident lease intangibles [Member]	Sep. 30, 2014 Carrying Value, Fair Value Disclosure [Member]	Dec. 31, 2013 Carrying Value, Fair Value Disclosure [Member]	Sep. 30, 2014 Estimate of Fair Value, Fair Value Disclosure [Member]	Dec. 31, 2013 Estimate of Fair Value, Fair Value Disclosure [Member]
Revenue Recognition [Abstract]
Term of residency agreements- minimum	30 days
Term of residency agreements - maximum	1 year
Fair Value of Financial Instruments [Line Items]
Long-term Debt, Fair Value				$ 3,700,000,000	$ 2,300,000,000	$ 3,700,000,000	$ 2,300,000,000
Capital and Financing Lease obligations				$ 2,700,000,000	$ 300,000,000
Estimated useful life of property, plant and equipment [Abstract]
Estimated Useful Life (in years)		40 years	12 months

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- Definition

Term Of Residency Agreements Maximum

+ References

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- Definition

Term of Residency Agreements- Minimum.

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- Definition

Amount of capital lease obligation, assumed at the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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