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Equity in Losses of Equity Method Investees (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 28, 2012
Dec. 30, 2011
Dec. 31, 2010
Segment Reporting Information [Line Items]      
Equity in losses of equity method investees $ (13) [1] $ (13) [1] $ (18) [1]
Total Reportable Segments
     
Segment Reporting Information [Line Items]      
Equity in losses of equity method investees (11) (15) (28)
North American Full-Service Segment
     
Segment Reporting Information [Line Items]      
Equity in losses of equity method investees 2 1 2
North American Limited-Service Segment
     
Segment Reporting Information [Line Items]      
Equity in losses of equity method investees 2 (2) (13)
International Segment
     
Segment Reporting Information [Line Items]      
Equity in losses of equity method investees (2) (4) (7)
Luxury Segment
     
Segment Reporting Information [Line Items]      
Equity in losses of equity method investees (13) (10) (2)
Former Timeshare Segment
     
Segment Reporting Information [Line Items]      
Equity in losses of equity method investees 0 0 (8)
Other Unallocated Corporate
     
Segment Reporting Information [Line Items]      
Equity in losses of equity method investees $ (2) $ 2 $ 10
[1] See Footnote No. 19, "Related Party Transactions," to our Consolidated Financial Statements for disclosure of related party amounts.