Segment Reporting Segment Reporting Property EBITDA (Details) - USD ($)	3 Months Ended					9 Months Ended
	Sep. 30, 2015		Dec. 31, 2014	Sep. 30, 2014		Sep. 30, 2015		Sep. 30, 2014
Segment Reporting Information [Line Items]
Operating Income (Loss)	$ 139,000,000			$ (328,000,000)		$ 469,000,000		$ (50,000,000)
Depreciation and amortization	98,000,000			165,000,000		296,000,000		471,000,000
Write-downs, reserves, and project opening costs, net of recoveries	32,000,000			19,000,000		99,000,000		95,000,000
Impairment of goodwill	0		$ 0	289,000,000		0		289,000,000
Impairment of tangible and other intangible assets	0			210,000,000		0		260,000,000
Corporate expense	40,000,000			74,000,000		131,000,000		192,000,000
Acquisition and integration costs and other	2,000,000			15,000,000		7,000,000		80,000,000
Discontinued Operations, EBITDA	0			0		0		(7,000,000)
Property EBITDA	311,000,000			444,000,000		1,002,000,000		1,330,000,000
Operating Segments [Member] | Caesars Entertainment Operating Company [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)				(305,000,000)	[1]	9,000,000		(198,000,000)	[2]
Depreciation and amortization				80,000,000	[1]	11,000,000		218,000,000	[2]
Write-downs, reserves, and project opening costs, net of recoveries				3,000,000		1,000,000		50,000,000
Impairment of goodwill				180,000,000		0		164,000,000
Impairment of tangible and other intangible assets				208,000,000	[1]	0		254,000,000
Corporate expense				55,000,000		7,000,000		133,000,000
Acquisition and integration costs and other				11,000,000		3,000,000		27,000,000
Discontinued Operations, EBITDA				0		0		(6,000,000)
Property EBITDA				232,000,000		31,000,000		642,000,000
Operating Segments [Member] | Caesars Entertainment Resort Properties [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	99,000,000			(49,000,000)		333,000,000		79,000,000
Depreciation and amortization	52,000,000			48,000,000		151,000,000		153,000,000
Write-downs, reserves, and project opening costs, net of recoveries	1,000,000			5,000,000		3,000,000		10,000,000
Impairment of goodwill	0			118,000,000		0		118,000,000
Impairment of tangible and other intangible assets	0			0		0		0
Corporate expense	10,000,000			9,000,000		32,000,000		43,000,000
Acquisition and integration costs and other	0			0		0		0
Discontinued Operations, EBITDA	0			0		0		0
Property EBITDA	162,000,000			131,000,000		519,000,000		403,000,000
Operating Segments [Member] | Caesars Growth Partners, LLC [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	44,000,000			60,000,000		251,000,000		68,000,000
Depreciation and amortization	39,000,000			31,000,000		110,000,000		77,000,000
Write-downs, reserves, and project opening costs, net of recoveries	2,000,000			10,000,000		9,000,000		38,000,000
Impairment of goodwill	0			0		0		0
Impairment of tangible and other intangible assets	0			0		0		0
Corporate expense	8,000,000			8,000,000		27,000,000		14,000,000
Acquisition and integration costs and other	7,000,000			(52,000,000)		(107,000,000)		2,000,000
Discontinued Operations, EBITDA	0			0		0		0
Property EBITDA	100,000,000			57,000,000		290,000,000		199,000,000
Operating Segments [Member] | Caesars Interactive Entertainment [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	43,000,000	[3]		21,000,000	[4]	136,000,000	[5]	22,000,000	[6]
Depreciation and amortization	7,000,000			7,000,000	[4]	23,000,000	[5]	21,000,000	[6]
Write-downs, reserves, and project opening costs, net of recoveries	0			0		0		0
Impairment of goodwill	0			0		0		0
Impairment of tangible and other intangible assets	0			2,000,000	[4]	0	[5]	2,000,000
Corporate expense	0			0		0		0
Acquisition and integration costs and other	0			0		0		33,000,000
Discontinued Operations, EBITDA	0			0		0		(1,000,000)
Property EBITDA	50,000,000			30,000,000		159,000,000		77,000,000
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	(47,000,000)			(55,000,000)		(260,000,000)		(27,000,000)
Depreciation and amortization	0			(1,000,000)		1,000,000		4,000,000
Write-downs, reserves, and project opening costs, net of recoveries	29,000,000			1,000,000		86,000,000		3,000,000
Impairment of goodwill	0			(9,000,000)		0		7,000,000
Impairment of tangible and other intangible assets	0			0		0		4,000,000
Corporate expense	24,000,000			2,000,000		76,000,000		4,000,000
Acquisition and integration costs and other	(5,000,000)			56,000,000		111,000,000		18,000,000
Discontinued Operations, EBITDA	0			0		0		0
Property EBITDA	1,000,000			(6,000,000)		14,000,000		13,000,000
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	0			0		0		6,000,000
Depreciation and amortization	0			0		0		(2,000,000)
Write-downs, reserves, and project opening costs, net of recoveries	0			0		0		(6,000,000)
Impairment of goodwill	0			0		0		0
Impairment of tangible and other intangible assets	0			0		0		0
Corporate expense	(2,000,000)			0		(11,000,000)		(2,000,000)
Acquisition and integration costs and other	0			0		0		0
Discontinued Operations, EBITDA	0			0		0		0
Property EBITDA	$ (2,000,000)			$ 0		$ (11,000,000)		$ (4,000,000)

[1] Includes foreign net revenues of $86 million

[2] Includes foreign net revenues of $241 million

[3] Includes foreign net revenues of $156 million Three Months Ended September 30, 2014(In millions)CEOC (1) CERP CGP Casinos CIE (2) Other Elimination CaesarsManagement fees$28 $— $2 $— $(1) $(13) $16Net revenues1,253 536 324 162 28 (91) 2,212Depreciation and amortization80 48 31 7 (1) — 165Impairment of goodwill180 118 — — (9) — 289Impairment of intangible and tangible assets208 — — 2 — — 210Income/(loss) from operations(305) (49) 60 21 (55) — (328)Interest expense579 99 42 2 — (14) 708Deconsolidation and restructuring of CEOC and other(101) — 55 — (6) (14) (66)Income tax benefit/(provision) from continuing operations170 (1) (1) (37) 39 — 170

[4] Includes foreign net revenues of $121 million Nine Months Ended September 30, 2015(In millions)CEOC CERP CGP Casinos CIE (1) Other Elimination CaesarsManagement fees$4 $— $— $— $11 $(13) $2Net revenues164 1,637 1,186 557 22 (31) 3,535Depreciation and amortization11 151 110 23 1 — 296Impairment of goodwill— — — — — — —Impairment of intangible and tangible assets— — — — — — —Income/(loss) from operations9 333 251 136 (260) — 469Interest expense87 299 144 4 1 (4) 531Deconsolidation and restructuring of CEOC and other— — 1 5 6,160 (4) 6,162Income tax benefit/(provision) from continuing operations— (13) — (48) 60 — (1)

[5] Includes foreign net revenues of $445 million Nine Months Ended September 30, 2014(In millions)CEOC (1) CERP CGP Casinos CIE (2) Other Elimination CaesarsManagement fees$68 $— $2 $— $(1) $(24) $45Net revenues3,663 1,566 910 431 89 (274) 6,385Depreciation and amortization218 153 77 21 4 (2) 471Impairment of goodwill164 118 — — 7 — 289Impairment of intangible and tangible assets254 — — 2 4 — 260Income/(loss) from operations(198) 79 68 22 (27) 6 (50)Interest expense1,631 288 118 4 1 (88) 1,954Deconsolidation and restructuring of CEOC and other(98) — 133 — (35) (94) (94)Income tax benefit/(provision) from continuing operations436 21 (13) (19) 55 — 480

[6] Includes foreign net revenues of $316 million