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Mortgage Loans Payable And Credit Facility (Summary Of The Derivative Financial Instruments Held) (Details) (USD $)				9 Months Ended
	Sep. 30, 2014 Accounts Payable And Accrued Liabilities [Member] contract	Dec. 31, 2013 Accounts Payable And Accrued Liabilities [Member] contract		Sep. 30, 2014 Interest Rate Swap One [Member]	Sep. 30, 2014 Interest Rate Swap Two [Member]
Derivatives, Fair Value [Line Items]
Count	2	1
Notional values	$ 150,000,000	$ 11,894,000	[1]
Maturity date				2019	2021
Fair value	$ 933,000	$ 647,000
[1] Amount is an interest rate swap related to mortgage loans payable - real estate held for sale/conveyance on the consolidated balance sheet.

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Derivative Maturity Year

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- Definition

Nominal or face amount used to calculate payments on the derivative liability.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5580258-113959



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

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-Section 50

-Paragraph 1A

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-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579245-113959



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-Publisher FASB

-Name Accounting Standards Codification

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Fair value as of the balance sheet date of all interest rate derivative liabilities designated as cash flow hedging instruments.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (c)(1)

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Number of interest rate derivative instruments held by the entity at the reporting date.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5580258-113959



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