Employee Benefit Plans - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Other Noncurrent Liabilities [Member]
Defined Benefit Plan Disclosure [Line Items]
Deferred Compensation Liability, Classified, Noncurrent	$ 44,000,000
Caesars Entertainment Operating Company [Member]
Defined Benefit Plan Disclosure [Line Items]
Loss Contingency, Range of Possible Loss, Portion Not Accrued	29,000,000
Trust for Benefit of Employees [Member] | Other Noncurrent Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Assets Held-in-trust	64,000,000
Escrow for Benefit of Employees [Member]
Defined Benefit Plan Disclosure [Line Items]
Assets Held-in-trust	$ 49,000,000
Deferred Compensation Arrangement with Individual, by Type of Compensation, Pension and Other Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension and Other Postretirement and Postemployment Benefit Plans, Liabilities, Noncurrent		$ 33,000,000
Defined Contribution Savings and Retirement Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plan, Maximum Annual Contribution Per Employee, Percent	50.00%
Employer annual cap per participant	$ 600
Deferred Compensation Plans, Company Contributions, Vesting Period	5 years
Contribution expense	$ 6,000,000	13,000,000	$ 13,000,000
London Clubs International [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actuarial Gain (Loss)		21,000,000	$ 97,000,000
Defined Benefit Plan, Fair Value of Plan Assets		208,000,000
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Accumulated Benefit Obligation		293,000,000
Defined Benefit Pension Plan, Liabilities		$ 85,000,000