Capital Expenditures (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 30, 2011	Dec. 31, 2010	Jan. 01, 2010
Segment Reporting Information [Line Items]
Capital expenditures	$ 183	$ 307	$ 147
Total Reportable Segments
Segment Reporting Information [Line Items]
Capital expenditures	124	247	89
North American Full-Service Segment
Segment Reporting Information [Line Items]
Capital expenditures	8	7	18
North American Limited-Service Segment
Segment Reporting Information [Line Items]
Capital expenditures	11	13	9
International Segment
Segment Reporting Information [Line Items]
Capital expenditures	52	35	33
Luxury Segment
Segment Reporting Information [Line Items]
Capital expenditures	40	168	1
Former Timeshare Segment
Segment Reporting Information [Line Items]
Capital expenditures	13	24	28
Other Unallocated Corporate
Segment Reporting Information [Line Items]
Capital expenditures	$ 59	$ 60	$ 58