Consolidated Statements Of Stockholders' Equity (USD $) In Millions	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Total Caesars Stockholders' Equity [Member]	Non-Controlling Interests [Member]	Total
Balance at Dec. 31, 2010	$ 0.7		$ 6,906.5	$ (5,105.6)	$ (168.8)	$ 1,632.8	$ 39.8	$ 1,672.6
Net loss				(147.5)		(147.5)	2.7	(144.8)
Share-based compensation			5.9			5.9		5.9
Increase of treasury shares			(0.7)			(0.7)		(0.7)
Distributions to non-controlling interests, net of contributions							(2.1)	(2.1)
Other comprehensive income, net of tax					13.0	13.0	3.2	16.2
Effect of ASU 2010-16 Accruals for Casino Jackpot Liabilities, net of tax				10.7		10.7		10.7
Balance at Mar. 31, 2011	0.7		6,911.7	(5,242.4)	(155.8)	1,514.2	43.6	1,557.8
Balance at Dec. 31, 2011	0.7		6,885.1	(5,782.7)	(96.4)	1,006.7	46.7	1,053.4
Net loss				(280.6)		(280.6)	(0.5)	(281.1)
Share-based compensation			11.5			11.5		11.5
Initial public offering	0.6		16.6			17.2		17.2
Increase of treasury shares		(16.3)	16.3					(16.3)
Contributions and contractual obligations from non-controlling interests, net of distributions							38.9	38.9
Other comprehensive income, net of tax					8.3	8.3	1.0	9.3
Balance at Mar. 31, 2012	$ 1.3	$ (16.3)	$ 6,929.5	$ (6,063.3)	$ (88.1)	$ 763.1	$ 86.1	$ 849.2