Debt - Outstanding Debt (Detail) (USD $)	9 Months Ended
	Sep. 30, 2013		Dec. 31, 2012
Debt Instrument [Line Items]
Debt, Face Value at September 30, 2013	$ 23,847,100,000
Current Portion of Long-Term Debt, Face Value	(167,600,000)
Long-Term Debt, Face Value	23,679,500,000
Debt, Book Value at end of period	21,340,200,000		21,412,100,000
Current Portion of Long-Term Debt, Face Value	(166,400,000)		(879,900,000)
Long-Term Debt, Face Value	21,173,800,000		20,532,200,000
Credit Facilities Term Loans B1-B3 [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2015	[1]
Debt, Rate(s) at September 30, 2013, Minimum	3.18%	[1]
Debt, Rate(s) at September 30, 2013, Maximum	3.25%	[1]
Debt, Face Value at September 30, 2013	29,100,000	[1]
Debt, Book Value at end of period	29,100,000	[1]	1,025,800,000	[1]
Credit Facilities Term Loan B4 [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2016	[1]
Debt, Rate(s) at September 30, 2013	9.50%	[1]
Debt, Face Value at September 30, 2013	962,500,000	[1]
Debt, Book Value at end of period	949,600,000	[1]	954,500,000	[1]
Credit Facilities Term Loan B5 [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2018	[1]
Debt, Rate(s) at September 30, 2013	4.43%	[1]
Debt, Face Value at September 30, 2013	991,900,000	[1]
Debt, Book Value at end of period	989,200,000	[1]	1,218,800,000	[1]
Credit Facilities Term Loans B6 [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2018	[1]
Debt, Rate(s) at September 30, 2013	5.43%	[1]
Debt, Face Value at September 30, 2013	2,431,900,000	[1]
Debt, Book Value at end of period	2,398,400,000	[1]	2,812,600,000	[1]
Revolving credit facility with maturity of 2014 [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2014	[1]
Debt, Rate(s) at September 30, 2013	0.00%	[1]
Debt, Face Value at September 30, 2013	0	[1]
Debt, Book Value at end of period	0	[1]	0	[1]
Revolving Credit Facility with Maturity of 2017 [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2017	[1]
Debt, Rate(s) at September 30, 2013	0.00%	[1]
Debt, Face Value at September 30, 2013	0	[1]
Debt, Book Value at end of period	0	[1]	0	[1]
Senior notes with maturity of 2017 [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2017	[1]
Debt, Rate(s) at September 30, 2013	11.25%	[1]
Debt, Face Value at September 30, 2013	2,095,000,000	[1]
Debt, Book Value at end of period	2,064,700,000	[1]	2,060,200,000	[1]
Senior notes with maturity of 2020 [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2020	[1]
Debt, Rate(s) at September 30, 2013	8.50%	[1]
Debt, Face Value at September 30, 2013	1,250,000,000	[1]
Debt, Book Value at end of period	1,250,000,000	[1]	1,250,000,000	[1]
Senior notes with maturity of 2020 [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2020	[1]
Debt, Rate(s) at September 30, 2013	9.00%	[1]
Debt, Face Value at September 30, 2013	3,000,000,000	[1]
Debt, Book Value at end of period	2,953,200,000	[1]	1,486,900,000	[1]
CMBS Financing [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2015	[2]
Debt, Rate(s) at September 30, 2013	3.68%
Debt, Face Value at September 30, 2013	4,389,000,000
Debt, Book Value at end of period	4,371,100,000		4,660,500,000
Second-priority senior secured notes with maturity of 2018 one [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2018	[1]
Debt, Rate(s) at September 30, 2013	12.75%	[1]
Debt, Face Value at September 30, 2013	750,000,000	[1]
Debt, Book Value at end of period	743,700,000	[1]	742,900,000	[1]
Second-priority senior secured notes with maturity of 2018 two [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2018	[1]
Debt, Rate(s) at September 30, 2013	10.00%	[1]
Debt, Face Value at September 30, 2013	4,528,100,000	[1]
Debt, Book Value at end of period	2,377,700,000	[1]	2,260,200,000	[1]
Current Portion of Long-Term Debt, Face Value	(26,000,000)
Second priority senior secured notes with maturity of 2015 [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2015	[1]
Debt, Rate(s) at September 30, 2013	10.00%	[1]
Debt, Face Value at September 30, 2013	214,800,000	[1]
Debt, Book Value at end of period	184,400,000	[1]	173,700,000	[1]
Current Portion of Long-Term Debt, Face Value	(24,900,000)
Chester Downs Senior Secured Notes [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2020
Debt, Rate(s) at September 30, 2013	9.25%
Debt, Face Value at September 30, 2013	330,000,000
Debt, Book Value at end of period	330,000,000		330,000,000
PHW Las Vegas Senior Secured Loan [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2015	[3]
Debt, Rate(s) at September 30, 2013	3.04%
Debt, Face Value at September 30, 2013	510,000,000
Debt, Book Value at end of period	464,000,000		438,200,000
LINQ/Octavius Senior Secured Loan [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2017	[2]
Debt, Rate(s) at September 30, 2013	9.25%
Debt, Face Value at September 30, 2013	450,000,000
Debt, Book Value at end of period	447,000,000		446,500,000
Bill's Gamblin' Hall & Saloon Credit Facility [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2019
Debt, Rate(s) at September 30, 2013	11.00%
Debt, Face Value at September 30, 2013	185,000,000
Debt, Book Value at end of period	181,600,000		181,400,000
CBAC Secured Debt [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2020
Debt, Rate(s) at September 30, 2013	8.25%
Debt, Face Value at September 30, 2013	225,000,000
Debt, Book Value at end of period	218,500,000		0
Subsidiary-Guaranteed Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2016	[4]
Debt, Rate(s) at September 30, 2013	10.75%	[4]
Debt, Face Value at September 30, 2013	478,600,000	[4]
Debt, Book Value at end of period	478,600,000	[4]	478,600,000	[4]
Subsidiary-Guaranteed Senior PIK Toggle Notes [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2018	[4]
Debt, Rate(s) at September 30, 2013, Minimum	10.75%	[4]
Debt, Rate(s) at September 30, 2013, Maximum	11.50%	[4]
Debt, Face Value at September 30, 2013	10,900,000	[4]
Debt, Book Value at end of period	10,900,000	[4]	9,700,000	[4]
Unsecured Senior Debt 5.375% [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2013	[1]
Debt, Rate(s) at September 30, 2013	5.375%	[1]
Debt, Face Value at September 30, 2013	80,700,000	[1]
Debt, Book Value at end of period	79,500,000	[1]	116,600,000	[1]
Current Portion of Long-Term Debt, Face Value	(80,700,000)
Unsecured Senior Debt 7.0% [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2013	[1]
Debt, Rate(s) at September 30, 2013	7.00%	[1]
Debt, Face Value at September 30, 2013	0	[1]
Debt, Book Value at end of period	0	[1]	600,000	[1]
Unsecured Senior Debt 5.625% [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2015	[1]
Debt, Rate(s) at September 30, 2013	5.625%	[1]
Debt, Face Value at September 30, 2013	364,400,000	[1]
Debt, Book Value at end of period	322,600,000	[1]	306,700,000	[1]
Unsecured Senior Debt 6.5% [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2016	[1]
Debt, Rate(s) at September 30, 2013	6.50%	[1]
Debt, Face Value at September 30, 2013	248,700,000	[1]
Debt, Book Value at end of period	209,500,000	[1]	200,900,000	[1]
Unsecured Senior Debt 5.75% [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2017	[1]
Debt, Rate(s) at September 30, 2013	5.75%	[1]
Debt, Face Value at September 30, 2013	147,900,000	[1]
Debt, Book Value at end of period	113,300,000	[1]	108,700,000	[1]
Floating Rate Contingent Convertible Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2024	[1]
Debt, Rate(s) at September 30, 2013	0.57%	[1]
Debt, Face Value at September 30, 2013	200,000	[1]
Debt, Book Value at end of period	200,000	[1]	200,000	[1]
Other Unsecured Borrowings Special Improvement District Bonds [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2037
Debt, Rate(s) at September 30, 2013	5.30%
Debt, Face Value at September 30, 2013	62,900,000
Debt, Book Value at end of period	62,900,000		64,300,000
Other Unsecured Borrowings, Other [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	2016
Debt, Rate(s) at September 30, 2013, Minimum	0.00%
Debt, Rate(s) at September 30, 2013, Maximum	6.00%
Debt, Face Value at September 30, 2013	84,700,000
Debt, Book Value at end of period	84,700,000		47,700,000
Other Unsecured Borrowings, Capital lease obligations [Member]
Debt Instrument [Line Items]
Debt Instruments Maturity Date	to 2017
Debt, Rate(s) at September 30, 2013, Minimum	3.57%
Debt, Rate(s) at September 30, 2013, Maximum	11.00%
Debt, Face Value at September 30, 2013	25,800,000
Debt, Book Value at end of period	$ 25,800,000		$ 35,900,000

[1] Guaranteed by Caesars Entertainment.

[2] Refinanced October 2013. See Note 21, "Subsequent Events."

[3] Based on our ability and intent, assumes the exercise of extension options to move the maturity from 2013 to 2015, subject to certain conditions.

[4] Guaranteed by Caesars Entertainment and certain wholly owned subsidiaries of CEOC.