CONSOLIDATED STATEMENTS OF INCOME (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 30, 2011		Dec. 31, 2010		Jan. 01, 2010
REVENUES
Base management fees	$ 602	[1]	$ 562	[1]	$ 530	[1]
Franchise fees	506	[1]	441	[1]	400	[1]
Incentive management fees	195	[1]	182	[1]	154	[1]
Owned, leased, corporate housing, and other revenue	1,083	[1]	1,046	[1]	1,019	[1]
Timeshare sales and services (including net note securitization gains of $37 in 2009)	1,088		1,221		1,123
Cost reimbursements	8,843	[1]	8,239	[1]	7,682	[1]
Revenue	12,317		11,691		10,908
OPERATING COSTS AND EXPENSES
Owned, leased, and corporate housing-direct	943		955		951
Timeshare-direct	929		1,022		1,040
Timeshare strategy-impairment charges	324		0		614
Reimbursed costs	8,843	[1]	8,239	[1]	7,682	[1]
Restructuring costs	0		0		51
General, administrative, and other	752	[1]	780	[1]	722	[1]
Costs and Expenses, Total	11,791		10,996		11,060
OPERATING INCOME (LOSS)	526		695		(152)
(Losses) gains and other income (including gain on debt extinguishment of $21 in 2009)	(7)	[1]	35	[1]	31	[1]
Interest expense	(164)	[1]	(180)	[1]	(118)	[1]
Interest income	14	[1]	19	[1]	25	[1]
Equity in losses	(13)	[1]	(18)	[1]	(66)	[1]
Timeshare strategy - impairment charges (non-operating)	0	[1]	0	[1]	(138)	[1]
INCOME (LOSS) BEFORE INCOME TAXES	356		551		(418)
(Provision) benefit for income taxes	(158)		(93)		65	[1]
NET INCOME (LOSS)	198		458		(353)
Add: Net losses attributable to noncontrolling interests, net of tax	0		0		7
NET INCOME (LOSS) ATTRIBUTABLE TO MARRIOTT	$ 198		$ 458		$ (346)
EARNINGS PER SHARE-Basic
Earnings (losses) per share attributable to Marriott shareholders (in USD per share)	$ 0.56		$ 1.26		$ (0.97)
EARNINGS PER SHARE-Diluted
Earnings (losses) per share attributable to Marriott shareholders (in USD per share)	$ 0.55		$ 1.21		$ (0.97)
CASH DIVIDENDS DECLARED PER SHARE [in USD per share]	$ 0.3875		$ 0.2075		$ 0.0866

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