Subsequent Events Subsequent Events (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013		Jul. 02, 2013
Subsequent Event [Line Items]
Debt Instrument, Face Amount	$ 23,662.0
Unsecured Senior Debt 5.375% [Member]
Subsequent Event [Line Items]
Debt Instrument, Face Amount	99.0	[1]
Debt Instrument, Interest Rate	5.375%	[1]
Unsecured Senior Debt 5.375% [Member] | Caesars Entertainment Operating Company Inc [Member]
Subsequent Event [Line Items]
Face value of debt repurchase	26.2
Debt Instrument, Interest Rate	5.375%
Unsecured Senior Debt 5.375% [Member] | Caesars Entertainment Operating Company Inc [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Face value of debt repurchase	10.0
Debt Instrument, Interest Rate	5.375%
Baltimore Credit Facility [Member] | Senior Secured Term Facility with a 7 year Maturity [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Debt Instrument, Face Amount			300.0
Debt Instrument, Term	7 years
Baltimore Credit Facility [Member] | Senior Secured Term Facility with a 7 year Maturity Funded Upon the Closing of the Baltimore Credit Facility [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Debt Instrument, Face Amount			225.0
Baltimore Credit Facility [Member] | Senior Secured Term Facility - 12 month Delayed Draw Facility [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Debt Instrument, Face Amount			37.5
Baltimore Credit Facility [Member] | Senior Secured Term Facility - 18 month Delayed Draw Facility1 [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Debt Instrument, Face Amount			37.5
Baltimore Credit Facility [Member] | Senior Secured Revolving Facility [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Debt Instrument, Face Amount			10.0
Debt Instrument, Term	5 years
Baltimore Credit Facility [Member] | Baltimore FF&E Facility [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Debt Instrument, Face Amount			30.0
Macau [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Purchase price	438.0
Down payment for sale of equity interests in subsidiary	21.9
Additional down payment for sale of equity interests in subsidiary	43.8
Transaction completion period	90 days
Down payment required to extend the closing period by one month for sale of equity interests in subsidiary	8.0
Entitled retention of down payment	43.8
Entitled retention of down payment, percentage of sale price	10.00%
Potential retention payable on sale of equity interests in subsidiary	43.8
Proceeds from sale of equity interests in subsidiaries	$ 420.0

[1] Guaranteed by Caesars Entertainment.