Basis of Presentation and Consolidation Basis of Presentation and Consolidation (Details) - USD ($) shares in Millions	3 Months Ended
	Jun. 30, 2016	Mar. 31, 2016	Mar. 31, 2015
Variable Interest Entity [Line Items]
Net revenues		$ 1,168,000,000	$ 1,253,000,000
Net income/(loss) attributable to company		$ (308,000,000)	6,772,000,000
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage		57.40%
Cumulative Effect of New Accounting Principle in Period of Adoption		$ 0
Subsequent Event [Member]
Variable Interest Entity [Line Items]
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage	61.20%
Caesars Growth Partners, LLC [Member] | Common Class B [Member] | Subsequent Event [Member]
Variable Interest Entity [Line Items]
Non-Voting Membership Units, Issued	32
Variable Interest Entity, Primary Beneficiary [Member] | Caesars Growth Partners, LLC [Member]
Variable Interest Entity [Line Items]
Net revenues		643,000,000	567,000,000
Net income/(loss) attributable to company		$ 3,000,000	$ (2,000,000)