Revenues (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 23, 2012
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ 3,142	$ 2,552
Total Reportable Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	3,081	2,503
North American Full-Service Segment
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	1,662	1,301
North American Limited-Service Segment
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	612	532
International Segment
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	340	271
Luxury Segment
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	467	399
Other Unallocated Corporate
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ 61	$ 49