Organization Organization - Liquidity (Details) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015	Dec. 31, 2014
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 1,444	$ 1,338	$ 1,555	$ 2,806
Caesars Entertainment Resort Properties [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	211
Line of Credit Facility, Maximum Borrowing Capacity	(270)
Line Of Credit Outstanding Amount Committed To Letters Of Credit	75
Liquidity, Total	406
Caesars Enterprise Services [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	64
Line of Credit Facility, Maximum Borrowing Capacity	0
Line Of Credit Outstanding Amount Committed To Letters Of Credit	0
Liquidity, Total	64
Caesars Growth Partners, LLC [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	951
Line of Credit Facility, Maximum Borrowing Capacity	(160)
Line Of Credit Outstanding Amount Committed To Letters Of Credit	15
Liquidity, Total	1,096
Parent Company [Member]
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	218
Line of Credit Facility, Maximum Borrowing Capacity	0
Line Of Credit Outstanding Amount Committed To Letters Of Credit	0
Liquidity, Total	$ 218