Changes in Outstanding Restricted Stock Unit Grants (Detail) (USD $)	12 Months Ended
	Dec. 28, 2012		Dec. 30, 2011	Dec. 31, 2010
Restricted Stock Units
Number of RSUs
Outstanding beginning balance	7,300,000
Granted	3,200,000	[1]
Distributed	(2,900,000)
Forfeited	(200,000)
Outstanding ending balance	7,400,000	[2]	7,300,000
Weighted Average Grant-Date Fair Value
Outstanding beginning balance (per unit)	$ 33
Granted (per unit)	$ 35	[1]	$ 40	$ 27
Distributed (per unit)	$ 29
Forfeited (per unit)	$ 31
Outstanding ending balance (per unit)	$ 31	[2]	$ 33
Restricted Stock Units | MVW Employee
Number of RSUs
Outstanding ending balance	400,000
S&P RSUs
Number of RSUs
Outstanding ending balance	200,000

[1] Includes 0.2 million S&P RSUs granted to named executive officers.

[2] Includes 0.4 million Marriott RSUs held by MVW employees.