Acquired Properties (Details) (USD $)			6 Months Ended
Jun. 30, 2012 Properties	Jun. 30, 2011 Properties	Jun. 30, 2012 Marriott-San Francisco Airport [Member] Lodging [Member] Room	Jun. 30, 2012 Hilton St. Louis Downtown [Member] Lodging [Member] Room	Jun. 30, 2012 Renaissance Arboretum-Austin, TX [Member] Lodging [Member] Room	Jun. 30, 2012 Renaissance Waverly-Atlanta, GA [Member] Lodging [Member] Room	Jun. 30, 2012 Marriott Griffin Gate Resort & Spa-Lexington, KY [Member] Lodging [Member] Room	Jun. 30, 2012 Tomball Town Center Outparcel [Member] Retail [Member] sqft	Jun. 30, 2012 Tulsa Hills Expansion [Member] Retail [Member] sqft
Acquisition
Date			Mar. 23, 2012	Mar. 23, 2012	Mar. 23, 2012	Mar. 23, 2012	Mar. 23, 2012	Mar. 30, 2012	Apr. 20, 2012
Gross Acquisition Price	$ 406,700		$ 108,000	$ 22,600	$ 103,000	$ 97,000	$ 62,500	$ 3,000	$ 10,600
Units/Rooms			685	195	492	521	409
Property Count	938	981						6,541	74,406

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The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

Date when the acquirer obtains control of the acquiree, in CCYY-MM-DD format.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 25

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=21917927&loc=d3e845-128460

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Acquisition Date

-URI http://asc.fasb.org/extlink&oid=6919109

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 25

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=21917927&loc=d3e848-128460

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- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

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The number of units in a real estate property owned as of the balance sheet date.

+ References

No definition available.

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