Composition of Long Term Notes Receivable Balances (Net of Reserves and Unamortized Discounts) (Detail) (USD $) In Millions, unless otherwise specified	Dec. 30, 2011		Dec. 31, 2010
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 298	[1]	$ 1,264	[1]
Loans to timeshare owners
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	0		1,080
Loans to equity method investees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	2		2
Other notes receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 296		$ 182

[1] See Footnote No. 22, "Related Party Transactions," of the Notes to Consolidated Financial Statements for disclosure of related party amounts.