Consolidated Statements of Comprehensive Income - USD ($) shares in Millions, $ in Millions		12 Months Ended
		Dec. 31, 2019		Dec. 31, 2018		Dec. 31, 2017
Revenues
Total revenues		$ 2,844		$ 2,737		$ 2,791
Operating expenses
Other property-level		219		207		206
Management fees		139		137		140
Casualty (gain) loss and impairment loss, net		(18)		(1)		26
Depreciation and amortization		264		277		288
Corporate general and administrative		62		65		68
Acquisition costs		70
Other		78		73		63
Total expenses		2,437		2,329		2,421
Gain on sales of assets, net		19		96		1
Operating income		426		504		371
Interest income		6		6		2
Interest expense		(140)		(127)		(124)
Equity in earnings from investments in affiliates		14		18		40
Loss on foreign currency transactions		(1)		(3)		(4)
Other gain, net		46		102
Income before income taxes		351		500		285
Income tax (expense) benefit		(35)		(23)		2,346
Net income		316		477		2,631
Net income attributable to noncontrolling interests		(10)		(5)		(6)
Net income attributable to stockholders	[1]	306		472		2,625
Other comprehensive income, net of tax expense:
Currency translation adjustment, net of tax of $0, $4 and $0		3		39		22
Total other comprehensive income		3		39		22
Comprehensive income		319		516		2,653
Comprehensive income attributable to noncontrolling interests		(10)		(5)		(6)
Comprehensive income attributable to stockholders		$ 309		$ 511		$ 2,647
Earnings per share:
Earnings per share - Basic	[3]	$ 1.44	[2]	$ 2.32	[2]	$ 12.38
Earnings per share - Diluted	[3]	$ 1.44	[2]	$ 2.31	[2]	$ 12.21
Weighted average shares outstanding - Basic		212		203		211
Weighted average shares outstanding - Diluted		213		204		214
Rooms [Member]
Revenues
Total revenues		$ 1,771		$ 1,716		$ 1,794
Operating expenses
Expenses		467		449		466
Food and Beverage [Member]
Revenues
Total revenues		743		713		739
Operating expenses
Expenses		518		495		511
Ancillary Hotel [Member]
Revenues
Total revenues		253		236		194
Other [Member]
Revenues
Total revenues		77		72		64
Other Departmental and Support [Member]
Operating expenses
Expenses		$ 638		$ 627		$ 653

[1] Includes the derecognition and remeasurement of deferred tax assets and liabilities for the year ended December 31, 2017 of $2,347 million associated with our intent to be taxed as a REIT.

[2] Per share amounts are calculated based on unrounded numbers and are calculated independently for each period presented, therefore, the sum of the quarterly EPS does not necessarily equal the EPS for the full year.

[3] Per share amounts are calculated based on unrounded numbers.