Debt - Additional Information (Detail) (USD $)	3 Months Ended		6 Months Ended			3 Months Ended																	6 Months Ended								6 Months Ended														6 Months Ended																	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013	Jun. 30, 2014 Caesars Entertainment Operating Company [Member]		Mar. 31, 2014 Caesars Entertainment Operating Company [Member]	Dec. 31, 2013 Caesars Entertainment Operating Company [Member]		Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Maximum [Member]	Mar. 31, 2014 Caesars Entertainment Operating Company [Member] Maximum [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Unsecured Debt [Member]	Dec. 31, 2013 Caesars Entertainment Operating Company [Member] Unsecured Debt [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Unsecured Debt [Member] Unsecured Senior Debt Five Point Six Two Five Percent [Member]		Dec. 31, 2013 Caesars Entertainment Operating Company [Member] Unsecured Debt [Member] Unsecured Senior Debt Five Point Six Two Five Percent [Member]		Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subordinated Debt [Member] Twenty-Eighteen Note at Ten Percent [Member]	Dec. 31, 2013 Caesars Entertainment Operating Company [Member] Subordinated Debt [Member] Twenty-Eighteen Note at Ten Percent [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subordinated Debt [Member] Twenty-Fifteen Note at Ten Percent [Member]	Dec. 31, 2013 Caesars Entertainment Operating Company [Member] Subordinated Debt [Member] Twenty-Fifteen Note at Ten Percent [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Medium-term Notes [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Medium-term Notes [Member] Term Loan B Seven [Member]		Dec. 31, 2013 Caesars Entertainment Operating Company [Member] Medium-term Notes [Member] Term Loan B Seven [Member]		Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Medium-term Notes [Member] Senior Secured Revolving Facility [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Medium-term Notes [Member] Credit Facilities Term Loans B5-B6 [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Revolving Credit Facility [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subsequent Event [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subsequent Event [Member] Unsecured Debt [Member] Unsecured Senior Debt Five Point Six Two Five Percent [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subsequent Event [Member] Subordinated Debt [Member] Twenty-Fifteen Note at Ten Percent [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subsequent Event [Member] Third Party [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subsequent Event [Member] Third Party [Member] Unsecured Debt [Member] Unsecured Senior Debt Five Point Six Two Five Percent [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subsequent Event [Member] Third Party [Member] Subordinated Debt [Member] Twenty-Fifteen Note at Ten Percent [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subsequent Event [Member] Related Party [Member] Unsecured Debt [Member] Unsecured Senior Debt Five Point Six Two Five Percent [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subsequent Event [Member] Related Party [Member] Subordinated Debt [Member]	Jun. 30, 2014 Caesars Entertainment Operating Company [Member] Subsequent Event [Member] Related Party [Member] Subordinated Debt [Member] Twenty-Fifteen Note at Ten Percent [Member]	Jun. 30, 2014 Caesars Entertainment Resort Properties [Member]	Dec. 31, 2013 Caesars Entertainment Resort Properties [Member]	Jun. 30, 2014 Caesars Entertainment Resort Properties [Member] Maximum [Member]	Jun. 30, 2014 Caesars Entertainment Resort Properties [Member] Unsecured Debt [Member]	Dec. 31, 2013 Caesars Entertainment Resort Properties [Member] Unsecured Debt [Member]	Jun. 30, 2014 Caesars Entertainment Resort Properties [Member] Secured Debt [Member]		Dec. 31, 2013 Caesars Entertainment Resort Properties [Member] Secured Debt [Member]		Jun. 30, 2014 Caesars Entertainment Resort Properties [Member] Secured Debt [Member] Senior Secured Revolving Facility [Member]		Dec. 31, 2013 Caesars Entertainment Resort Properties [Member] Secured Debt [Member] Senior Secured Revolving Facility [Member]		Jun. 30, 2014 Caesars Entertainment Resort Properties [Member] Revolving Credit Facility [Member]	Jun. 30, 2014 Caesars Entertainment Resort Properties [Member] First Lien Notes [Member]		Dec. 31, 2013 Caesars Entertainment Resort Properties [Member] First Lien Notes [Member]		Jun. 30, 2014 Caesars Entertainment Resort Properties [Member] Second Lien Notes [Member]		Dec. 31, 2013 Caesars Entertainment Resort Properties [Member] Second Lien Notes [Member]		Jun. 30, 2014 Caesars Growth Partners, LLC [Member]	Dec. 31, 2013 Caesars Growth Partners, LLC [Member]	Jun. 30, 2014 Caesars Growth Partners, LLC [Member] Senior Secured Revolving Facility [Member]	Jun. 30, 2014 Caesars Growth Partners, LLC [Member] Unsecured Debt [Member]		Dec. 31, 2013 Caesars Growth Partners, LLC [Member] Unsecured Debt [Member]		Jun. 30, 2014 Caesars Growth Partners, LLC [Member] Unsecured Debt [Member] Unsecured Senior Debt Five Point Six Two Five Percent [Member]		Jun. 30, 2014 Caesars Growth Partners, LLC [Member] Medium-term Notes [Member]		Dec. 31, 2013 Caesars Growth Partners, LLC [Member] Medium-term Notes [Member]		Jun. 30, 2014 Caesars Growth Partners, LLC [Member] Secured Debt [Member]		Dec. 31, 2013 Caesars Growth Partners, LLC [Member] Secured Debt [Member]		Jun. 30, 2014 Caesars Growth Partners, LLC [Member] Secured Debt [Member] Senior Secured Revolving Facility [Member]		Jun. 30, 2014 Caesars Growth Partners, LLC [Member] Credit Facility Term Loan [Member] Second Lien Notes [Member]
Debt Instrument [Line Items]
Unamortized discounts	$ 2,345,300,000		$ 2,345,300,000		$ 2,473,800,000
Long-term Debt, Fair Value	22,245,700,000		22,245,700,000
Long-term Debt	24,357,800,000		24,357,800,000		21,115,500,000	17,405,400,000	[1]		15,579,700,000	[1]			37,000,000	39,300,000	340,300,000	[2]	328,300,000	[2]	2,513,700,000	2,433,200,000	169,800,000	187,700,000		1,736,900,000	[3],[4]	0	[3],[4]													4,640,500,000	4,610,900,000		17,700,000	21,300,000	2,440,300,000	[2]	2,449,700,000	[2]	35,000,000	[2]	0	[2]		994,000,000	[2]	993,700,000	[2]	1,141,200,000	[2]	1,140,800,000	[2]	2,310,400,000	924,900,000	150,000,000	56,700,000	[5]	57,600,000	[5]	427,300,000	[2]	252,600,000	[5]	214,500,000	[5]	1,141,800,000	[5],[6]	0	[5],[6]	0	[2]	700,000,000
Repayments of Long-term Debt			494,900,000	2,010,300,000																											794,600,000																															(476,900,000)
Gain/(loss) on early extinguishment of debt	(28,000,000)	41,300,000	(28,700,000)	4,600,000																																																										(27,500,000)
Debt Instrument, Interest Rate															5.625%				10.00%		10.00%		9.75%																						7.00%				8.25%					8.00%				11.00%													8.25%				6.25%
Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year																								4,400,000
Debt Instrument, Face Value	26,703,100,000		26,703,100,000			19,624,400,000	[1]						37,000,000		364,400,000	[2]			4,502,100,000		189,900,000		6,157,800,000	1,750,000,000	[3],[4]				3,423,800,000											4,702,500,000			17,700,000		2,487,500,000	[2]			35,000,000	[2]				1,000,000,000	[2]			1,150,000,000	[2]			2,374,700,000			58,000,000	[5]					262,500,000	[5]			1,175,000,000	[1],[5],[6]
Revolving Credit Facility, Maximum Borrowing Capacity																							6,263,900,000					106,100,000																									2,769,500,000
Debt Instrument, Original Face Amount																								1,750,000,000	[7]																				2,500,000,000
Line of Credit Facility, Periodic Payment																							2,500,000
Repayments of Lines of Credit																							11,100,000
Line Of Credit Outstanding Amount Committed To Letters Of Credit																														99,200,000																																																	100,000	[2]
Revolving Credit Facility, Remaining Borrowing Capacity																												6,900,000																									269,500,000
Leverage Ratio For Line Of Credit Facility											7.25	4.75																												6.10		8.0
Ratio excludes first priority senior secured notes						5,450,000,000		3,700,000,000
Amount Of Consolidated Debts Of Subsidiaries Excluded From Computation Of Leverage Ratio						350,000,000
Unrestricted Cash Excluded From Debt Covenant						2,146,600,000
Leverage ratio for senior secured debt						4.61
Term Loans Periodic Payments																																													6,300,000
Convertible Preferred Stock, Shares Issued upon Conversion	8,913		8,913
Debt Instrument, Repurchase Amount																																784,900,000	186,200,000	147,400,000	44,400,000	103,000,000	740,500,000	427,300,000	83,200,000
Debt Instrument, Unamortized Premium																																			1,048.75	1,022.50	1,048.75		1,022.50
Current Portion of Long-Term Debt	$ 148,300,000		$ 148,300,000		$ 197,100,000																																																												$ 47,700,000

[1] $1,146.8 million face value of debt issued by CEOC is held by other consolidated entities, substantially all of which is held by CGP LLC and $427.3 million was paid subsequent to June 30, 2014. See "Repayment of 2015 Maturities" section below. Accordingly, such debt is not considered outstanding in the above presentation. CEOC has an intercompany credit arrangement with CEC, the total outstanding amount of $260.4 million as of March 31, 2014 was repaid during the quarter ended June 30, 2014.

[2] of $791.8 million in face value of this Unsecured Senior Debt was paid subsequent to June 30, 2014. See "Repayment of 2015 Maturities" section below. Approximately $427.3 million in face value of the 5.625% Notes due 2015 was held by CGP LLC, accordingly it is not presented as outstanding in the table above as Unsecured Senior Debt.

[3] $500.0 million

[4] Guaranteed by Caesars Entertainment.

[5] As of June 30, 2014 and December 31, 2013, under the CGP LLC debt structure, CIE has $39.8 million drawn under an arrangement with Caesars Entertainment. Accordingly, such debt is eliminated in consolidation.

[6] Guaranteed by an indirect subsidiary of Caesars Growth Partners, LLC and certain wholly owned subsidiaries of it.

[7] The property that secured this debt was sold to CGP LLC in May 2014. See Note 5, "Property Transaction between CEOC and CGP LLC and Related Financing."