Additional Information - Dispositions (Details) (USD $)	1 Months Ended	12 Months Ended			12 Months Ended				12 Months Ended
	Nov. 21, 2011	Dec. 28, 2012 Entity	Nov. 10, 2011	Dec. 31, 1999	Dec. 28, 2012 North American Limited Service Joint Venture	Dec. 28, 2012 Performance Arrangement North American Limited Service Joint Venture	Dec. 31, 2010 Group 10 location	Nov. 21, 2011 Group 11	Dec. 28, 2012 Sale of Land to Joint Venture in 2005 North American Limited Service Joint Venture	Dec. 30, 2011 Group 12 location	Dec. 31, 2010 Limited Service Group 10 location	Dec. 31, 2010 Full Service Group 10 location	Dec. 31, 2010 Variable Interest Entity, Not Primary Beneficiary Limited Service Group 10 location
Significant Acquisitions and Disposals [Line Items]
Number of joint ventures merged before sale		2
Proceeds from sale of interest in joint venture					$ 96,000,000	$ 30,000,000
Total gain recognized on disposal					41,000,000
Deferred gain on sale, amount recognized in current period									20,000,000
Gain on sale of interest in joint venture					21,000,000
Deferred revenue recognized					7,000,000
Spin-off distribution ratio, spinnee shares received			1
Spin-off distribution ratio, spinnor shares held			10
Gain (loss) recognized as a result of spin-off	0
Cash proceeds received							114,000,000	17,000,000		1,000,000
Net gain (loss) from disposition							27,000,000	2,000,000		(2,000,000)
Hotel or property, ownership interest sold				89.00%						11.00%
Number of properties sold										1	2	1
Increase (decrease) in assets due to sale of interest										(19,000,000)
Increase (decrease) in liabilities due to sale of interest										$ (17,000,000)
Number of land parcels sold							1
Properties continued to operate under management agreement											1	1
Properties that left system													1