Earnings Per Share Earnings Per Share - Basic and Dilutive Net Earnings Per Share Reconciliation (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Earnings Per Share [Abstract]
Income/(loss) from continuing operation, net of income taxes	$ (3,936)	$ (827)	$ (6,379)	$ 5,892
Discontinued operations, net of income taxes	3,293	36	3,351	106
Net income/(loss) attributable to Caesars	$ (643)	$ (791)	$ (3,028)	$ 5,998
Weighted-average common shares outstanding - basic	147	145	146	145
Dilutive potential common shares: Stock options	0	0	0	2
Weighted average common shares and dilutive potential common shares	147	145	146	147
Basic earnings/(loss) per share from continuing operations	$ (26.80)	$ (5.70)	$ (43.70)	$ 40.67
Basic earnings per share from discontinued operations	22.42	0.26	22.96	0.75
Basic earnings/(loss) per share	(4.38)	(5.44)	(20.74)	41.42
Diluted earnings/(loss) per share from continuing operations	(26.80)	(5.70)	(43.70)	40.14
Diluted earnings per share from discontinued operations	22.42	0.26	22.96	0.74
Diluted earnings/(loss) per share	$ (4.38)	$ (5.44)	$ (20.74)	$ 40.88