Segment Reporting Segment Reporting Income Statement (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Segment Reporting Information [Line Items]
Other revenue	$ 136	$ 118	$ 385	$ 370
Net revenues	986	957	2,928	3,008
Depreciation and amortization	111	91	325	274
Income/(loss) from operations	(44)	84	155	305
Interest expense	147	147	448	530
Deconsolidation and restructuring of CEOC and other	(3,070)	(935)	(5,333)	6,162
Income tax benefit/(provision)	(27)	206	(37)	49
Operating Segments [Member] | Caesars Entertainment Operating Company [Member]
Segment Reporting Information [Line Items]
Other revenue				24
Net revenues				164
Depreciation and amortization				11
Income/(loss) from operations				9
Interest expense				87
Deconsolidation and restructuring of CEOC and other				0
Income tax benefit/(provision)				0
Operating Segments [Member] | Caesars Entertainment Resort Properties [Member]
Segment Reporting Information [Line Items]
Other revenue	83	73	235	224
Net revenues	569	542	1,659	1,637
Depreciation and amortization	63	52	195	151
Income/(loss) from operations	104	98	293	332
Interest expense	99	98	297	299
Deconsolidation and restructuring of CEOC and other	1	0	0	0
Income tax benefit/(provision)	0	0	2	(13)
Operating Segments [Member] | Caesars Growth Partners Casinos [Member]
Segment Reporting Information [Line Items]
Other revenue	57	48	162	132
Net revenues	422	418	1,283	1,216
Depreciation and amortization	47	39	130	111
Income/(loss) from operations	(109)	32	(22)	223
Interest expense	49	50	149	145
Deconsolidation and restructuring of CEOC and other	1	5	2	4
Income tax benefit/(provision)	2	(2)	6	2
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Other revenue	0	4	3	21
Net revenues	(1)	4	1	22
Depreciation and amortization	1	0	0	1
Income/(loss) from operations	(39)	(46)	(116)	(259)
Interest expense	(1)	(1)	2	1
Deconsolidation and restructuring of CEOC and other	(3,072)	(940)	(5,335)	6,160
Income tax benefit/(provision)	(29)	208	(45)	60
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Other revenue	(4)	(7)	(15)	(31)
Net revenues	(4)	(7)	(15)	(31)
Depreciation and amortization	0	0	0	0
Income/(loss) from operations	0	0	0	0
Interest expense	0	0	0	(2)
Deconsolidation and restructuring of CEOC and other	0	0	0	(2)
Income tax benefit/(provision)	$ 0	$ 0	$ 0	$ 0