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Related Party Transactions Related Party Transactions - Schedule of Related Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Affiliated Entity [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	$ 2	$ 2	$ 6	$ 8
Majority-Owned Subsidiary, Unconsolidated [Member] \| Caesars Entertainment Operating Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	2	0	9	0
Majority-Owned Subsidiary, Unconsolidated [Member] \| Shared Services Allocation to Related Party [Member] \| Caesars Entertainment Operating Company [Member]
Related Party Transaction [Line Items]
Shared services allocated expenses to CEOC	85	0	242	0
Majority-Owned Subsidiary, Unconsolidated [Member] \| Shared Services Allocation from Related Party [Member] \| Caesars Entertainment Operating Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	28	0	85	0
Majority-Owned Subsidiary, Unconsolidated [Member] \| Management Fees [Member] \| Caesars Entertainment Operating Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	11	0	30	0
Majority-Owned Subsidiary, Unconsolidated [Member] \| Lease Agreements [Member] \| Caesars Entertainment Operating Company [Member]
Related Party Transaction [Line Items]
Octavius Tower lease revenue	$ 9	$ 0	$ 25	$ 0