Caesars Growth Partners Transaction (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Schedule of Equity Method Investments [Line Items]
Net revenues	$ 2,101.3	$ 2,141.1
Net Income (Loss) Attributable to Parent	(386.4)	(217.6)
Caesars Growth Partners, LLC [Member] | Contingently Issuable Membership Units [Member]
Schedule of Equity Method Investments [Line Items]
Contingent Consideration, Liability	225.0
Contingent Consideration, Fair Value	382.6
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member]
Schedule of Equity Method Investments [Line Items]
Variable Interest Entity Equity Ownership Percentage	58.00%
Net revenues	226.3
Net Income (Loss) Attributable to Parent	$ 0.7