Organization (Details)	3 Months Ended
Mar. 31, 2012 properties	Mar. 31, 2012 Manhattan Collection Joint Venture [Member] properties	Jul. 29, 2011 Manhattan Collection Joint Venture [Member] properties
Schedule of Equity Method Investments [Line Items]
Equity interest issued in a joint venture		49.00%	49.00%
Number of guest rooms in joint ventured real estate properties		1,733
Organization (Textual) [Abstract]
Number of hotels owned by the company	20	6	6
Number of wholly owned real estate properties	14
Total number of guest rooms	3,812
Percentage of Operating Partnership units owned by company	98.30%
Percentage of Operating Partnership units owned by other limited partners	1.70%

Total number of guest rooms.

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Number of guest rooms in joint ventured real estate properties.

+ References

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Number of wholly owned real estate properties.

+ References

No definition available.

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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 Statement of Financial Accounting Standard (FAS)

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-Paragraph 18

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-Publisher AICPA

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-Number 18

-Paragraph 20

-Subparagraph a (1)

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

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The number of units or percentage investment held by the managing member or general partner of the LLC or LP.

+ References

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

-Publisher AICPA

-Name Practice Bulletin (PB)

-Number 14

-Paragraph 15

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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-Publisher FASB

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-Topic 272

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The number of units or percentage investment held by one or more members or limited partners of the LLC or LP.

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-Name Accounting Standards Codification

-Topic 272

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

+ References

No definition available.

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