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Organization - Additional Information (Detail) - Jun. 30, 2015
Hotel
Fund
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]  
Number of hotels 111
Australia  
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]  
Number of hotels 1
European Joint Venture  
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]  
Number of hotels 18
Number of funds | Fund 2
European Joint Venture | Fund I  
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]  
Investment ownership percentage 32.10%
Number of hotels 9
European Joint Venture | Fund II  
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]  
Investment ownership percentage 33.40%
Number of hotels 9
Asia/Pacific Joint Venture  
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]  
Investment ownership percentage 25.00%
Asia/Pacific Joint Venture | Australia  
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]  
Number of hotels 1
Asia/Pacific Joint Venture | India  
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]  
Number of hotels 3
Number of hotels in various stages of development 4
HOST HOTELS & RESORTS, INC.  
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]  
Percentage of the common OP Units 99.00%