Summary of Significant Accounting Policies (Details)	12 Months Ended
Dec. 31, 2013 trustee
Basis of Presentation
Percentage of investments in subsidiaries	100.00%
Number of common managing trustees	2
Maximum
Basis of Presentation
Maximum percentage of investment accounted for under equity method of accounting	50.00%
Buildings and improvements \| Maximum
Real Estate Properties
Maximum estimated useful life	40 years
Personal property \| Maximum
Real Estate Properties
Maximum estimated useful life	12 years

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Represents the number of common managing trustees with related parties.

+ References

No definition available.

+ Details

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- Definition

Represents the percentage of ownership held in the subsidiary either directly or indirectly.

+ References

No definition available.

+ Details

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

+ Details

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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.

+ Details

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