Debt - Additional Information (Detail)		3 Months Ended		9 Months Ended
		Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)
Debt Instrument [Line Items]
Current portion of long-term debt		$ 189,000,000		$ 189,000,000		$ 15,779,000,000
Long-term Debt		6,977,000,000		6,977,000,000		23,009,000,000
Long-term Debt, Gross		7,115,000,000		7,115,000,000		25,600,000,000
Debt Instrument, Unamortized Discount		107,000,000		107,000,000		2,400,000,000
Unamortized Debt Issuance Expense		31,000,000		31,000,000		204,000,000
Long-term Debt, Fair Value		6,500,000,000		6,500,000,000		17,500,000,000
Property EBITDA		311,000,000	$ 444,000,000	1,002,000,000	$ 1,330,000,000
Variable Interest Entity, Primary Beneficiary [Member]
Debt Instrument [Line Items]
Current portion of long-term debt		70,000,000		70,000,000		20,000,000
Caesars Entertainment Resort Properties [Member]
Debt Instrument [Line Items]
Current portion of long-term debt		119,000,000		119,000,000		39,000,000
Long-term Debt		4,634,000,000		4,634,000,000		4,754,000,000
Long-term Debt, Gross		4,704,000,000		4,704,000,000
Line of Credit Facility, Maximum Borrowing Capacity		(270,000,000)		(270,000,000)
Caesars Entertainment Resort Properties [Member] | Line of Credit [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term Debt		81,000,000		81,000,000		180,000,000
Line of Credit Facility, Maximum Borrowing Capacity		270,000,000		270,000,000
Letters of Credit Outstanding, Amount		$ 0		$ 0
Caesars Entertainment Resort Properties [Member] | Line of Credit [Member] | Revolving Credit Facility [Member] | Maximum [Member]
Debt Instrument [Line Items]
Leverage Ratio For Line Of Credit Facility		8.0		8.0
Caesars Entertainment Resort Properties [Member] | Secured Debt [Member]
Debt Instrument [Line Items]
Term Loans Periodic Payments				$ 6,000,000
Caesars Entertainment Resort Properties [Member] | Secured Debt [Member] | Term Loan [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 2,407,000,000		2,407,000,000		2,420,000,000
Long-term Debt, Gross		2,456,000,000		2,456,000,000
Caesars Entertainment Resort Properties [Member] | Secured Debt [Member] | First And Second Lien Secured Debt [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross		2,200,000,000		2,200,000,000
Caesars Entertainment Resort Properties [Member] | Secured Debt [Member] | First Lien Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		991,000,000		991,000,000		990,000,000
Long-term Debt, Gross		1,000,000,000		1,000,000,000
Caesars Entertainment Resort Properties [Member] | Secured Debt [Member] | Second Lien Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		1,138,000,000		1,138,000,000		1,137,000,000
Long-term Debt, Gross		1,150,000,000		1,150,000,000
Caesars Entertainment Resort Properties [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		2,700,000,000		2,700,000,000
Caesars Growth Partners, LLC [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		(160,000,000)		(160,000,000)
Caesars Growth Partners, LLC [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		1,300,000,000		1,300,000,000
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member]
Debt Instrument [Line Items]
Current portion of long-term debt		70,000,000		70,000,000		20,000,000
Long-term Debt	[1]	2,343,000,000		2,343,000,000		2,312,000,000
Long-term Debt, Gross	[1]	2,411,000,000		2,411,000,000
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Horseshoe Baltimore Credit Facility [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross		300,000,000		300,000,000
Line of Credit Facility, Maximum Borrowing Capacity		310,000,000		310,000,000
Line of Credit Facility, Remaining Borrowing Capacity		10,000,000		10,000,000
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Horseshoe Baltimore FF&E Facility [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross		29,000,000		29,000,000
Line of Credit Facility, Maximum Borrowing Capacity		30,000,000		30,000,000
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Horseshoe Baltimore Credit and FF&E Facilities [Member]
Debt Instrument [Line Items]
Long-term Debt		316,000,000		316,000,000		316,000,000
Long-term Debt, Gross		$ 329,000,000		$ 329,000,000
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Horseshoe Baltimore Credit and FF&E Facilities [Member] | Maximum [Member] | First Three Quarters [Member]
Debt Instrument [Line Items]
Leverage Ratio For Line Of Credit Facility		7.5		7.5
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Horseshoe Baltimore Credit and FF&E Facilities [Member] | Maximum [Member] | Following Four Quarters [Member]
Debt Instrument [Line Items]
Leverage Ratio For Line Of Credit Facility		6.0		6.0
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Horseshoe Baltimore Credit and FF&E Facilities [Member] | Maximum [Member] | Remainder of Agreement [Member]
Debt Instrument [Line Items]
Leverage Ratio For Line Of Credit Facility		4.75		4.75
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Cromwell Credit Facility [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 172,000,000		$ 172,000,000		178,000,000
Long-term Debt, Gross		$ 178,000,000		$ 178,000,000
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Cromwell Credit Facility [Member] | Maximum [Member] | First Three Quarters [Member]
Debt Instrument [Line Items]
Leverage Ratio For Line Of Credit Facility		5.25		5.25
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Cromwell Credit Facility [Member] | Maximum [Member] | Following Four Quarters [Member]
Debt Instrument [Line Items]
Leverage Ratio For Line Of Credit Facility		5.00		5.00
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Cromwell Credit Facility [Member] | Maximum [Member] | Remainder of Agreement [Member]
Debt Instrument [Line Items]
Leverage Ratio For Line Of Credit Facility		4.75		4.75
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Line of Credit [Member] | Cromwell Credit Facility [Member] | Minimum [Member]
Debt Instrument [Line Items]
Property EBITDA				$ 7,500,000
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Secured Debt [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 45,000,000		45,000,000		0
Long-term Debt, Gross		45,000,000		45,000,000
Line of Credit Facility, Maximum Borrowing Capacity		150,000,000		150,000,000
Letters of Credit Outstanding, Amount		0		0
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Secured Debt [Member] | Term Loan [Member]
Debt Instrument [Line Items]
Long-term Debt	[2]	1,127,000,000		1,127,000,000		1,133,000,000
Long-term Debt, Gross	[2]	$ 1,160,000,000		$ 1,160,000,000
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Secured Debt [Member] | Term Loan [Member] | Maximum [Member]
Debt Instrument [Line Items]
Leverage Ratio For Line Of Credit Facility		6.00		6.00
Caesars Growth Partners, LLC [Member] | Variable Interest Entity, Primary Beneficiary [Member] | Secured Debt [Member] | CGPH Notes [Member]
Debt Instrument [Line Items]
Long-term Debt	[2]	$ 660,000,000		$ 660,000,000		$ 659,000,000
Long-term Debt, Gross	[2]	$ 675,000,000		$ 675,000,000

[1] As of September 30, 2015, CIE had $20 million drawn under a revolver arrangement with Caesars Entertainment. Accordingly, such debt is not considered outstanding in the above presentation. This balance was subsequently paid in October 2015.

[2] Guaranteed by an indirect subsidiary of Caesars Growth Partners, LLC and certain of its wholly owned subsidiaries