Quarterly Results of Operations (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Selected Quarterly Financial Information [Abstract]
Net revenues	$ 2,078.4	$ 2,180.0	$ 2,158.2	$ 2,143.2	$ 2,014.9	$ 2,195.8	$ 2,163.7	$ 2,206.1	$ 8,559.7		$ 8,580.4		$ 8,566.6
Income/(loss) from operations	(1,864.2)	(637.5)	125.3	141.8	(353.4)	(216.8)	189.1	61.3	(2,234.6)		(319.9)		782.5
Net loss	(1,752.0)	(761.8)	(209.2)	(216.7)	(476.5)	(503.4)	(241.8)	(281.1)	(2,939.8)	[1]	(1,502.8)	[1]	(704.1)
Net income/(loss) attributable to Caesars	(1,756.9)	(761.4)	(212.2)	(217.6)	(480.3)	(505.5)	(241.7)	(280.6)	(2,948.2)		(1,508.1)		(725.0)
Basic and diluted loss per share (usd per share)	$ (12.83)	$ (6.03)	$ (1.69)	$ (1.74)	$ (3.84)	$ (4.03)	$ (1.93)	$ (2.24)	$ (22.93)		$ (12.04)		$ (5.80)
Recasted Financial Information [Abstract]
Net revenues as reported					2,016.8
Less net revenues attributable to discontinued operations					(2.0)				3.3		218.3		267.9
Net revenues	2,078.4	2,180.0	2,158.2	2,143.2	2,014.9	2,195.8	2,163.7	2,206.1	8,559.7		8,580.4		8,566.6
Income from operations as reported					(343.6)
Effect of pension accounting change (Note 21)					(10.6)
Less income from operations attributable to discontinued operations					0.7				(29.8)		(64.5)		55.1
Iincome/(loss) from operations	$ (1,864.2)	$ (637.5)	$ 125.3	$ 141.8	$ (353.4)	$ (216.8)	$ 189.1	$ 61.3	$ (2,234.6)		$ (319.9)		$ 782.5

[1] Amount rounds to zero.