Deconsolidation of CEOC (Details) - USD ($) $ in Millions			3 Months Ended								12 Months Ended
		Jan. 15, 2015	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Restructuring Cost and Reserve [Line Items]
Deconsolidation, Gain (Loss), Amount											$ 7,125	$ 0	$ 0
Cost Method Investments			$ 0								0
Assets			12,195				$ 23,328				12,195	23,328
Liabilities			9,962				28,070				9,962	28,070
Revenue, Net			1,119	$ 1,141	$ 1,141	$ 1,253	2,131	$ 2,212	$ 2,140	$ 2,033	4,654	8,516	8,220
Net income/(loss) attributable to company			(76)	$ (791)	$ 15	$ 6,772	(1,023)	$ (908)	$ (466)	$ (386)	5,920	(2,783)	(2,948)
Net Cash Provided by (Used in) Operating Activities											120	(735)	$ (99)
Caesars Entertainment Operating Company [Member]
Restructuring Cost and Reserve [Line Items]
Assets							11,000					11,000
Liabilities							18,600					18,600
Long Term Debt, less Discount	[1]		$ 0				$ 15,930				$ 0	$ 15,930
Revenue, Net		$ 158
Net income/(loss) attributable to company		76
Net Cash Provided by (Used in) Operating Activities		$ (220)

[1] CEOC was deconsolidated effective January 15, 2015, therefore no amounts are reported for CEOC debt as of December 31, 2015. See Note 3.