CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
REVENUES
Base management fees	$ 191	$ 176	$ 356	$ 331
Franchise fees	221	194	425	357
Incentive management fees	81	82	170	153
Owned, leased, and other revenue	243	269	500	503
Cost reimbursements	2,953	2,763	5,751	5,433
Revenues	3,689	3,484	7,202	6,777
OPERATING COSTS AND EXPENSES
Owned, leased, and other - direct	183	199	377	384
Reimbursed costs	2,953	2,763	5,751	5,433
Depreciation, amortization, and other	32	47	76	83
General, administrative, and other	152	159	297	307
Costs and Expenses, Total	3,320	3,168	6,501	6,207
OPERATING INCOME	369	316	701	570
Gains and other income, net	20	3	20	3
Interest expense	(42)	(30)	(78)	(60)
Interest income	6	4	14	9
Equity in earnings (losses)	2	(8)	5	(6)
INCOME BEFORE INCOME TAXES	355	285	662	516
Provision for income taxes	(115)	(93)	(215)	(152)
NET INCOME	$ 240	$ 192	$ 447	$ 364
EARNINGS PER SHARE
Earnings per share - basic (in USD per share)	$ 0.88	$ 0.66	$ 1.63	$ 1.24
Earnings per share - diluted (in USD per share)	0.87	0.64	1.59	1.21
CASH DIVIDENDS DECLARED PER SHARE (in USD per share)	$ 0.25	$ 0.20	$ 0.45	$ 0.37