Debt - Outstanding Debt (Detail) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014		Dec. 31, 2013
Debt Instrument [Line Items]
Debt Instrument, Face Amount	$ 26,703.1
Current Portion Of Long Term Debt Face Value	(148.3)
Long-Term Debt, Face Value	26,554.8
Debt, Book Value at end of period	24,357.8		21,115.5
Current Portion of Long-Term Debt	(148.3)		(197.1)
Long-Term Debt, Face Value	24,209.5		20,918.4
Caesars Entertainment Operating Company [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	19,624.4	[1]
Debt, Book Value at end of period	17,405.4	[1]	15,579.7	[1]
Caesars Entertainment Operating Company [Member] | Subsidiary Issuer [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	1,146.8
Caesars Entertainment Operating Company [Member] | Credit Facilities Term Loan B Five [Member]
Debt Instrument [Line Items]
Debt, Rate(s), Minimum	4.40%	[2]
Debt, Rate(s), Maximum	6.50%	[2]
Caesars Entertainment Operating Company [Member] | Credit Facilities Term Loans B Six [Member]
Debt Instrument [Line Items]
Debt, Rate(s), Minimum	5.40%	[2],[3]
Debt, Rate(s), Maximum	7.50%	[2],[3]
Caesars Entertainment Operating Company [Member] | Medium-term Notes [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	9.75%
Debt Instrument, Face Amount	6,157.8
Caesars Entertainment Operating Company [Member] | Medium-term Notes [Member] | Term Loan B One - B Three [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	5.25%
Debt Instrument, Face Amount	29.0	[4],[5]
Debt, Book Value at end of period	29.0	[4],[5]	29.0	[4],[5]
Current Portion of Long-Term Debt	(29.0)	[6]
Caesars Entertainment Operating Company [Member] | Medium-term Notes [Member] | Term Loan B Four [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	9.50%
Debt Instrument, Face Amount	955.0	[4]
Debt, Book Value at end of period	945.0	[4]	948.1	[4]
Caesars Entertainment Operating Company [Member] | Medium-term Notes [Member] | Term Loans B Five [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	991.9	[4]
Debt, Book Value at end of period	989.6	[4]	989.3	[4]
Caesars Entertainment Operating Company [Member] | Medium-term Notes [Member] | Term Loan B Six [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	2,431.9	[3],[4]
Debt, Book Value at end of period	2,403.2	[3],[4]	2,399.9	[3],[4]
Caesars Entertainment Operating Company [Member] | Medium-term Notes [Member] | Term Loan B Seven [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	1,750.0	[3],[4]
Debt, Book Value at end of period	1,736.9	[3],[4]	0	[3],[4]
Caesars Entertainment Operating Company [Member] | Secured Debt [Member] | Twenty-Seventeen Note at Eleven point Two Five Percent [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	11.25%
Debt Instrument, Face Amount	2,095.0
Debt, Book Value at end of period	2,069.8		2,066.4
Long-Term Debt Effecting Maturities	500.0
Caesars Entertainment Operating Company [Member] | Secured Debt [Member] | Twenty-twenty Note at Eight point Five Percent [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	8.50%
Debt Instrument, Face Amount	1,250.0
Debt, Book Value at end of period	1,250.0		1,250.0
Caesars Entertainment Operating Company [Member] | Secured Debt [Member] | Twenty-Twenty Note at Nine Percent [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	9.00%
Debt Instrument, Face Amount	3,000.0
Debt, Book Value at end of period	2,957.3		2,954.5
Caesars Entertainment Operating Company [Member] | Secured Debt [Member] | Chester Downs Senior Secured Notes [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	9.25%
Debt Instrument, Face Amount	330.0
Debt, Book Value at end of period	330.0		330.0
Caesars Entertainment Operating Company [Member] | Subordinated Debt [Member] | Twenty-Eighteen Note at Twelve point Seven Five [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	12.75%
Debt Instrument, Face Amount	750.0
Debt, Book Value at end of period	744.5		743.9
Caesars Entertainment Operating Company [Member] | Subordinated Debt [Member] | Twenty-Eighteen Note at Ten Percent [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	10.00%
Debt Instrument, Face Amount	4,502.1
Debt, Book Value at end of period	2,513.7		2,433.2
Caesars Entertainment Operating Company [Member] | Subordinated Debt [Member] | Twenty-Fifteen Note at Ten Percent [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	10.00%
Debt Instrument, Face Amount	189.9
Debt, Book Value at end of period	169.8		187.7
Caesars Entertainment Operating Company [Member] | Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	14.6
Debt, Book Value at end of period	14.6		14.7
Caesars Entertainment Operating Company [Member] | Subsidiary-Guaranteed Senior Notes [Member] | Senior Notes [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	10.75%
Debt Instrument, Face Amount	478.6	[7]
Debt, Book Value at end of period	478.6	[7]	478.6	[7]
Caesars Entertainment Operating Company [Member] | Subsidiary-Guaranteed Senior Notes [Member] | Payment in Kind (PIK) Note [Member]
Debt Instrument [Line Items]
Debt, Rate(s), Minimum	10.75%	[3]
Debt, Rate(s), Maximum	11.50%	[3]
Debt Instrument, Face Amount	11.5	[7]
Debt, Book Value at end of period	11.5	[7]	10.9	[7]
Caesars Entertainment Operating Company [Member] | Unsecured Debt [Member]
Debt Instrument [Line Items]
Debt, Rate(s), Minimum	0.00%
Debt, Rate(s), Maximum	6.00%
Debt Instrument, Face Amount	37.0
Debt, Book Value at end of period	37.0		39.3
Caesars Entertainment Operating Company [Member] | Unsecured Debt [Member] | Unsecured Senior Debt Five Point Six Two Five Percent [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	5.625%
Debt Instrument, Face Amount	364.4	[8]
Debt, Book Value at end of period	340.3	[8]	328.3	[8]
Debt Instrument, Repurchased Face Amount	189.9	[8]
Caesars Entertainment Operating Company [Member] | Unsecured Debt [Member] | Unsecured Senior Debt Six Point Five Percent [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	6.50%
Debt Instrument, Face Amount	248.7
Debt, Book Value at end of period	219.2		212.6
Caesars Entertainment Operating Company [Member] | Unsecured Debt [Member] | Unsecured Senior Debt Five Point Seven Five Percent [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	5.75%
Debt Instrument, Face Amount	147.9
Debt, Book Value at end of period	118.5		115.0
Caesars Entertainment Operating Company [Member] | Convertible Debt [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	0.24%
Debt Instrument, Face Amount	0
Debt, Book Value at end of period	0		0.2
Caesars Entertainment Operating Company [Member] | Other Unsecured Borrowings Special Improvement District Bonds [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	5.30%
Debt Instrument, Face Amount	46.9
Debt, Book Value at end of period	46.9		48.1
Caesars Entertainment Resort Properties [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	4,702.5
Debt, Book Value at end of period	4,640.5		4,610.9
Caesars Entertainment Resort Properties [Member] | Secured Debt [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	7.00%
Debt Instrument, Face Amount	2,487.5	[8]
Debt, Book Value at end of period	2,440.3	[8]	2,449.7	[8]
Caesars Entertainment Resort Properties [Member] | Secured Debt [Member] | Senior Secured Revolving Facility [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	8.25%
Debt Instrument, Face Amount	35.0	[8]
Debt, Book Value at end of period	35.0	[8]	0	[8]
Caesars Entertainment Resort Properties [Member] | Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	12.3
Debt, Book Value at end of period	12.3		5.4
Caesars Entertainment Resort Properties [Member] | Unsecured Debt [Member]
Debt Instrument [Line Items]
Debt, Rate(s), Minimum	0.00%
Debt, Rate(s), Maximum	6.00%
Debt Instrument, Face Amount	17.7
Debt, Book Value at end of period	17.7		21.3
Caesars Entertainment Resort Properties [Member] | First Lien Notes [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	8.00%
Debt Instrument, Face Amount	1,000.0	[8]
Debt, Book Value at end of period	994.0	[8]	993.7	[8]
Caesars Entertainment Resort Properties [Member] | Second Lien Notes [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	11.00%
Debt Instrument, Face Amount	1,150.0	[8]
Debt, Book Value at end of period	1,141.2	[8]	1,140.8	[8]
Caesars Growth Partners, LLC [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	2,374.7
Debt, Book Value at end of period	2,310.4		924.9
Caesars Growth Partners, LLC [Member] | Medium-term Notes [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	8.25%
Debt Instrument, Face Amount	262.5	[9]
Debt, Book Value at end of period	252.6	[9]	214.5	[9]
Caesars Growth Partners, LLC [Member] | Medium-term Notes [Member] | Bill's Gamblin' Hall & Saloon Senior Secured Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	11.00%
Debt Instrument, Face Amount	185.0	[1],[10],[2],[9]
Debt, Book Value at end of period	180.0	[2],[9]	179.8	[2],[9]
Caesars Growth Partners, LLC [Member] | Secured Debt [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	6.25%
Debt Instrument, Face Amount	1,175.0	[1],[11],[9]
Debt, Book Value at end of period	1,141.8	[11],[9]	0	[11],[9]
Caesars Growth Partners, LLC [Member] | Secured Debt [Member] | Senior Secured Revolving Facility [Member]
Debt Instrument [Line Items]
Debt, Book Value at end of period	0	[8]
Caesars Growth Partners, LLC [Member] | Subordinated Debt [Member] | Twenty Twenty-two Note at Nine point Three Seven Five [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	9.375%
Debt Instrument, Face Amount	675.0	[1]
Debt, Book Value at end of period	660.1	[1]	0	[1]
Caesars Growth Partners, LLC [Member] | Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Debt, Book Value at end of period	4.7	[9]	2.1	[9]
Caesars Growth Partners, LLC [Member] | Unsecured Debt [Member]
Debt Instrument [Line Items]
Debt, Rate(s), Minimum	0.00%
Debt, Rate(s), Maximum	6.00%
Debt Instrument, Face Amount	58.0	[9]
Debt, Book Value at end of period	56.7	[9]	57.6	[9]
Current Portion of Long-Term Debt	(47.7)
Caesars Growth Partners, LLC [Member] | Unsecured Debt [Member] | Unsecured Senior Debt Five Point Six Two Five Percent [Member]
Debt Instrument [Line Items]
Debt, Book Value at end of period	427.3	[8]
Caesars Growth Partners, LLC [Member] | Other Unsecured Borrowings Special Improvement District Bonds [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	5.30%
Debt Instrument, Face Amount	14.5
Debt, Book Value at end of period	14.5		14.8
Caesars Growth Partners, LLC [Member] | Senior Secured Loan [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	0.00%
Debt Instrument, Face Amount	0	[9]
Debt, Book Value at end of period	0	[9]	456.1	[9]
Parent [Member] | Unsecured Debt [Member]
Debt Instrument [Line Items]
Debt, Rate(s)	2.99%
Debt Instrument, Face Amount	1.5
Debt, Book Value at end of period	1.5		0
Caesars Entertainment, Inc. [Member] | Subsidiary Issuer [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	260.4
Caesars Interactive Entertainment [Member] | Subsidiary Issuer [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	39.8
Caesars Interactive Entertainment [Member] | Unsecured Debt [Member]
Debt Instrument [Line Items]
Debt, Book Value at end of period	39.8		39.8
Subsequent Event [Member] | Caesars Entertainment Operating Company [Member] | Subordinated Debt [Member] | Twenty-Fifteen Note at Ten Percent [Member]
Debt Instrument [Line Items]
Debt Instrument, Repurchase Amount	186.2
Subsequent Event [Member] | Caesars Entertainment Operating Company [Member] | Unsecured Debt [Member] | Unsecured Senior Debt Five Point Six Two Five Percent [Member]
Debt Instrument [Line Items]
Debt Instrument, Repurchase Amount	784.9
Debt Instrument, Repurchased Face Amount	791.8
Related Party [Member] | Subsequent Event [Member] | Caesars Entertainment Operating Company [Member] | Subordinated Debt [Member]
Debt Instrument [Line Items]
Debt Instrument, Repurchase Amount	427.3
Related Party [Member] | Subsequent Event [Member] | Caesars Entertainment Operating Company [Member] | Subordinated Debt [Member] | Twenty-Fifteen Note at Ten Percent [Member]
Debt Instrument [Line Items]
Debt Instrument, Repurchase Amount	83.2
Related Party [Member] | Subsequent Event [Member] | Caesars Entertainment Operating Company [Member] | Unsecured Debt [Member] | Unsecured Senior Debt Five Point Six Two Five Percent [Member]
Debt Instrument [Line Items]
Debt Instrument, Repurchase Amount	$ 740.5

[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] 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."

[3] $500.0 million

[4] Guaranteed by Caesars Entertainment.

[5] These Term Loans were paid in full subsequent to June 30, 2014. See "Repayment of 2015 Maturities" section below.

[6] {F|ahBzfndlYmZpbGluZ3MtaHJkcmoLEgZYTUxEb2MiXlhCUkxEb2NHZW5JbmZvOjYyYTc5YWJhYTljMjQzYjk5YTA5NzRhODM2ZDRlYTQwfFRleHRTZWxlY3Rpb246OTg2MUQ2MTNDQjUzQTVGOTdFNUVBNzkxNDA3NjA5MzAM}

[7] Guaranteed by certain wholly owned subsidiaries of CEOC.

[8] 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.

[9] 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.

[10] Guaranteed by Caesars Entertainment Resort Properties and its subsidiaries.

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