Number of Hotels with Rooms, Primarily Consisting of Luxury and Upper Upscale, by Location (Detail)	Jun. 30, 2013 Hotel
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	118
European Joint Venture
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	19
United States
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	103
AUSTRALIA
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	1
Brazil
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	1
Canada
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	3
Chile
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	2
Mexico
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	1
New Zealand
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	7
Belgium | European Joint Venture
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	3
France | European Joint Venture
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	5
Germany | European Joint Venture
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	1
Italy | European Joint Venture
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	3
Poland | European Joint Venture
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	1
Spain | European Joint Venture
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	2
The Netherlands | European Joint Venture
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	2
United Kingdom | European Joint Venture
Segment Reporting Other Significant Reconciling Item [Line Items]
Hotels	2