CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
REVENUES
Base management fees	[1]	$ 698	$ 672	$ 621
Franchise fees		853	745	666
Incentive management fees	[1]	319	302	256
Owned, leased, and other revenue	[1]	986	1,022	950
Cost reimbursements	[1]	11,630	11,055	10,291
Total revenue		14,486	13,796	12,784
OPERATING COSTS AND EXPENSES
Owned, leased, and other-direct		733	775	729
Reimbursed costs	[1]	11,630	11,055	10,291
Depreciation, amortization, and other	[1]	139	148	127
General, administrative, and other	[1]	634	659	649
Costs and Expenses, Total		13,136	12,637	11,796
OPERATING INCOME		1,350	1,159	988
Gains and other income, net	[1]	27	8	11
Interest expense	[1]	(167)	(115)	(120)
Interest income	[1]	29	30	23
Equity in earnings (losses)	[1]	16	6	(5)
INCOME BEFORE INCOME TAXES		1,255	1,088	897
Provision for income taxes		(396)	(335)	(271)
NET INCOME		$ 859	$ 753	$ 626
EARNINGS PER SHARE
Earnings per share - basic (in USD per share)		$ 3.22	$ 2.60	$ 2.05
Earnings per share - diluted (in USD per share)		$ 3.15	$ 2.54	$ 2.00

[1] See Footnote No. 17, “Related Party Transactions,” to our Consolidated Financial Statements for disclosure of related party amounts.