Condensed Consolidating Financial Information of Guarantors and Issuers - Condensed Consolidating Statement of Comprehensive (Loss)/Income (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Revenues
Casino	$ 1,435.1	$ 1,551.9	$ 2,930.2	$ 3,176.9
Food and beverage	386.1	385.3	766.2	767.4
Rooms	322.3	316.4	610.5	620.2
Management fees	17.2	12.3	27.8	21.9
Other	284.8	202.8	547.6	398.2
Less: casino promotional allowances	(287.3)	(305.0)	(581.1)	(614.8)
Net revenues	2,158.2	2,163.7	4,301.2	4,369.8
Direct
Casino	819.6	898.1	1,654.4	1,822.9
Food and beverage	169.5	169.7	334.7	331.5
Rooms	82.2	80.7	155.5	155.8
Property, general, administrative, and other	593.8	520.9	1,175.2	1,031.7
Depreciation and amortization	141.3	175.5	303.0	355.0
Write-downs, reserves, and project opening costs, net of recoveries	23.4	7.9	44.1	24.1
Intangible and tangible asset impairment charges	104.7	33.0	124.7	207.0
(Income)/loss on interests in non-consolidated affiliates	13.8	3.2	16.4	10.3
Loss/(income) on interests in subsidiaries	0	0	0	0
Corporate expense	41.3	41.3	77.3	93.5
Acquisition and integration costs	2.2	1.1	66.4	1.2
Amortization of intangible assets	41.1	43.2	82.5	86.4
Total operating expenses	2,032.9	1,974.6	4,034.2	4,119.4
Income from operations	125.3	189.1	267.0	250.4
Interest expense, net of interest capitalized	(540.1)	(496.5)	(1,114.8)	(1,058.5)
(Loss)/gains on early extinguishments of debt	41.3	33.7	4.6	79.5
Gain on partial sale of subsidiary	44.1	0	44.1	0
Other income, including interest income	4.8	6.5	8.3	14.7
Loss from continuing operations before income taxes	(324.6)	(267.2)	(790.8)	(713.9)
Benefit for income taxes	115.7	105.9	406.0	264.2
Loss from continuing operations, net of income taxes	(208.9)	(161.3)	(384.8)	(449.7)
Discontinued operations
Loss from discontinued operations	(0.3)	(84.4)	(44.2)	(70.2)
(Provision)/benefit for income taxes	0	3.9	2.8	(3.0)
Loss from discontinued operations, net of income taxes	(0.3)	(80.5)	(41.4)	(73.2)
Net loss	(209.2)	(241.8)	(426.2)	(522.9)
Less: net (income)/loss attributable to non-controlling interests	(3.0)	0.1	(3.9)	0.6
Net loss attributable to Caesars	(212.2)	(241.7)	(430.1)	(522.3)
Other comprehensive (loss)/income:
Total other comprehensive (loss)/income, net of income taxes	(9.9)	2.9	(22.9)	12.2
Less: foreign currency translation adjustments attributable to non-controlling interests, net of income taxes	0.1	(0.5)	0.1	(1.5)
Comprehensive loss attributable to Caesars	(222.0)	(239.3)	(452.9)	(511.6)
CEC (Parent Guarantor) [Member]
Revenues
Casino	0	0	0	0
Food and beverage	0	0	0	0
Rooms	0	0	0	0
Management fees	0	0	0	0
Other	0	0	0	0
Less: casino promotional allowances	0	0	0	0
Net revenues	0	0	0	0
Direct
Casino	0	0	0	0
Food and beverage	0	0	0	0
Rooms	0	0	0	0
Property, general, administrative, and other	0	0	0	0
Depreciation and amortization	0	0	0	0
Write-downs, reserves, and project opening costs, net of recoveries	0	0	0	0
Intangible and tangible asset impairment charges	0	0		0
(Income)/loss on interests in non-consolidated affiliates	0	0	0	0
Loss/(income) on interests in subsidiaries	208.0	240.0	428.4	520.3
Corporate expense	6.2	6.5	7.9	12.1
Acquisition and integration costs	0	0	0	0
Amortization of intangible assets	0	0	0	0
Total operating expenses	214.2	246.5	436.3	532.4
Income from operations	(214.2)	(246.5)	(436.3)	(532.4)
Interest expense, net of interest capitalized	4.1	0	3.5	0
(Loss)/gains on early extinguishments of debt	0	0	0	0
Gain on partial sale of subsidiary	0		0
Other income, including interest income	3.5	3.9	16.1	9.0
Loss from continuing operations before income taxes	(206.6)	(242.6)	(416.7)	(523.4)
Benefit for income taxes	(0.5)	0.9	(1.3)	1.1
Loss from continuing operations, net of income taxes	(207.1)	(241.7)	(418.0)	(522.3)
Discontinued operations
Loss from discontinued operations	0	0	0	0
(Provision)/benefit for income taxes	0	0	0	0
Loss from discontinued operations, net of income taxes	0	0	0	0
Net loss	(207.1)	(241.7)	(418.0)	(522.3)
Less: net (income)/loss attributable to non-controlling interests	0	0	0	0
Net loss attributable to Caesars	(207.1)	(241.7)	(418.0)	(522.3)
Other comprehensive (loss)/income:
Total other comprehensive (loss)/income, net of income taxes	0	0	0	0
Less: foreign currency translation adjustments attributable to non-controlling interests, net of income taxes	0	0	0	0
Comprehensive loss attributable to Caesars	(207.1)	(241.7)	(418.0)	(522.3)
Subsidiary Issuer [Member]
Revenues
Casino	16.5	15.3	28.5	25.6
Food and beverage	3.5	3.3	6.3	6.0
Rooms	4.8	5.3	8.1	8.5
Management fees	1.7	2.1	0	2.2
Other	11.9	6.3	25.3	20.3
Less: casino promotional allowances	(4.8)	(5.3)	(8.4)	(9.0)
Net revenues	33.6	27.0	59.8	53.6
Direct
Casino	9.4	9.6	17.9	17.8
Food and beverage	1.4	1.6	2.7	3.0
Rooms	0.7	0.5	1.2	0.8
Property, general, administrative, and other	1.7	3.3	6.0	13.0
Depreciation and amortization	0.9	1.7	2.0	3.4
Write-downs, reserves, and project opening costs, net of recoveries	0.5	1.5	0.5	4.6
Intangible and tangible asset impairment charges	0	0	0	0
(Income)/loss on interests in non-consolidated affiliates	0	0	0	0
Loss/(income) on interests in subsidiaries	(44.7)	(9.5)	(176.3)	(5.0)
Corporate expense	25.5	25.8	55.9	63.5
Acquisition and integration costs	4.9	0.8	16.5	0.7
Amortization of intangible assets	0.2	0.2	0.3	0.3
Total operating expenses	0.5	35.5	(73.3)	102.1
Income from operations	33.1	(8.5)	133.1	(48.5)
Interest expense, net of interest capitalized	(499.6)	(461.8)	(1,014.7)	(970.9)
(Loss)/gains on early extinguishments of debt	0	0	(29.3)	0
Gain on partial sale of subsidiary	0		0
Other income, including interest income	12.7	14.3	29.7	29.2
Loss from continuing operations before income taxes	(453.8)	(456.0)	(881.2)	(990.2)
Benefit for income taxes	168.5	168.9	373.2	354.1
Loss from continuing operations, net of income taxes	(285.3)	(287.1)	(508.0)	(636.1)
Discontinued operations
Loss from discontinued operations	0	0	0	0
(Provision)/benefit for income taxes	0	0	0	0
Loss from discontinued operations, net of income taxes	0	0	0	0
Net loss	(285.3)	(287.1)	(508.0)	(636.1)
Less: net (income)/loss attributable to non-controlling interests	0	0	0	0
Net loss attributable to Caesars	(285.3)	(287.1)	(508.0)	(636.1)
Other comprehensive (loss)/income:
Total other comprehensive (loss)/income, net of income taxes	0.2	(13.6)	(12.9)	(25.8)
Less: foreign currency translation adjustments attributable to non-controlling interests, net of income taxes	0	0	0	0
Comprehensive loss attributable to Caesars	(285.1)	(300.7)	(520.9)	(661.9)
Subsidiary Guarantors of Parent and Subsidiary Guaranteed Debt [Member]
Revenues
Casino	865.9	959.8	1,780.4	1,966.9
Food and beverage	208.3	208.2	412.6	413.4
Rooms	164.2	163.8	313.4	321.0
Management fees	14.2	13.4	30.7	30.0
Other	92.7	90.5	181.9	190.7
Less: casino promotional allowances	(168.9)	(181.0)	(340.2)	(364.2)
Net revenues	1,176.4	1,254.7	2,378.8	2,557.8
Direct
Casino	516.1	556.4	1,037.9	1,131.9
Food and beverage	87.5	84.2	172.7	166.2
Rooms	40.2	39.1	74.9	74.2
Property, general, administrative, and other	290.7	281.1	585.8	573.9
Depreciation and amortization	85.6	110.0	186.6	218.4
Write-downs, reserves, and project opening costs, net of recoveries	16.7	6.2	21.4	15.7
Intangible and tangible asset impairment charges	80.3	33.0	100.3	200.5
(Income)/loss on interests in non-consolidated affiliates	(0.2)	0.9	(0.3)	0.8
Loss/(income) on interests in subsidiaries	(11.0)	(7.6)	(6.9)	4.9
Corporate expense	7.2	7.2	8.7	13.9
Acquisition and integration costs	0.2	0	0.2	0
Amortization of intangible assets	22.1	26.3	44.2	49.6
Total operating expenses	1,135.4	1,136.8	2,225.5	2,450.0
Income from operations	41.0	117.9	153.3	107.8
Interest expense, net of interest capitalized	(14.6)	(6.8)	(29.3)	(14.5)
(Loss)/gains on early extinguishments of debt	0	0	0	0
Gain on partial sale of subsidiary	(8.9)		(8.9)
Other income, including interest income	5.1	5.2	10.1	10.8
Loss from continuing operations before income taxes	22.6	116.3	125.2	104.1
Benefit for income taxes	(9.5)	(38.3)	58.2	(39.4)
Loss from continuing operations, net of income taxes	13.1	78.0	183.4	64.7
Discontinued operations
Loss from discontinued operations	0	22.9	(0.8)	41.9
(Provision)/benefit for income taxes	0	(4.0)	0.4	(7.4)
Loss from discontinued operations, net of income taxes	0	18.9	(0.4)	34.5
Net loss	13.1	96.9	183.0	99.2
Less: net (income)/loss attributable to non-controlling interests	0	0	0	0
Net loss attributable to Caesars	13.1	96.9	183.0	99.2
Other comprehensive (loss)/income:
Total other comprehensive (loss)/income, net of income taxes	0	0	0	0
Less: foreign currency translation adjustments attributable to non-controlling interests, net of income taxes	0	0	0	0
Comprehensive loss attributable to Caesars	13.1	96.9	183.0	99.2
Subsidiary Non-Guarantors of Parent and Subsidiary Guaranteed Debt [Member]
Revenues
Casino	552.7	576.8	1,121.3	1,184.4
Food and beverage	174.3	173.8	347.3	348.0
Rooms	153.3	147.3	289.0	290.7
Management fees	6.4	1.9	11.1	3.0
Other	225.0	145.8	430.7	272.3
Less: casino promotional allowances	(113.6)	(118.7)	(232.5)	(241.6)
Net revenues	998.1	926.9	1,966.9	1,856.8
Direct
Casino	294.1	332.1	598.6	673.2
Food and beverage	80.6	83.9	159.3	162.3
Rooms	41.3	41.1	79.4	80.8
Property, general, administrative, and other	342.2	276.6	667.2	526.1
Depreciation and amortization	54.8	63.8	114.5	133.2
Write-downs, reserves, and project opening costs, net of recoveries	6.2	0.2	22.2	3.8
Intangible and tangible asset impairment charges	24.4	0	24.4	6.5
(Income)/loss on interests in non-consolidated affiliates	14.0	2.3	16.7	9.5
Loss/(income) on interests in subsidiaries	0	0	0	0
Corporate expense	11.5	6.6	25.3	21.1
Acquisition and integration costs	(2.9)	0.3	49.7	0.5
Amortization of intangible assets	18.8	16.7	38.0	36.5
Total operating expenses	885.0	823.6	1,795.3	1,653.5
Income from operations	113.1	103.3	171.6	203.3
Interest expense, net of interest capitalized	(84.8)	(76.7)	(186.4)	(171.9)
(Loss)/gains on early extinguishments of debt	41.3	33.7	33.9	79.5
Gain on partial sale of subsidiary	53.0		53.0
Other income, including interest income	47.1	31.9	91.2	64.5
Loss from continuing operations before income taxes	169.7	92.2	163.3	175.4
Benefit for income taxes	(45.9)	(30.4)	(30.7)	(60.4)
Loss from continuing operations, net of income taxes	123.8	61.8	132.6	115.0
Discontinued operations
Loss from discontinued operations	(0.3)	(107.3)	(43.4)	(112.1)
(Provision)/benefit for income taxes	0	12.7	2.4	13.2
Loss from discontinued operations, net of income taxes	(0.3)	(94.6)	(41.0)	(98.9)
Net loss	123.5	(32.8)	91.6	16.1
Less: net (income)/loss attributable to non-controlling interests	(3.0)	0.1	(3.9)	0.6
Net loss attributable to Caesars	120.5	(32.7)	87.7	16.7
Other comprehensive (loss)/income:
Total other comprehensive (loss)/income, net of income taxes	(65.0)	16.5	(5.0)	38.0
Less: foreign currency translation adjustments attributable to non-controlling interests, net of income taxes	0.1	(0.5)	0.1	(1.5)
Comprehensive loss attributable to Caesars	55.6	(16.7)	82.8	53.2
Subsidiary Non-Guarantors of Parent-Only Guaranteed Debt [Member]
Revenues
Casino	1,418.6	1,536.6	2,901.7	3,151.3
Food and beverage	382.6	382.0	759.9	761.4
Rooms	317.5	311.1	602.4	611.7
Management fees	20.6	15.3	41.8	33.0
Other	317.7	236.3	612.6	463.0
Less: casino promotional allowances	(282.5)	(299.7)	(572.7)	(605.8)
Net revenues	2,174.5	2,181.6	4,345.7	4,414.6
Direct
Casino	810.2	888.5	1,636.5	1,805.1
Food and beverage	168.1	168.1	332.0	328.5
Rooms	81.5	80.2	154.3	155.0
Property, general, administrative, and other	632.9	557.7	1,253.0	1,100.0
Depreciation and amortization	140.4	173.8	301.1	351.6
Write-downs, reserves, and project opening costs, net of recoveries	22.9	6.4	43.6	19.5
Intangible and tangible asset impairment charges	104.7	33.0	124.7	207.0
(Income)/loss on interests in non-consolidated affiliates	13.8	3.2	16.4	10.3
Loss/(income) on interests in subsidiaries	(11.0)	(7.6)	(6.9)	4.9
Corporate expense	18.7	13.8	34.0	35.0
Acquisition and integration costs	(2.7)	0.3	49.9	0.5
Amortization of intangible assets	40.9	43.0	82.2	86.1
Total operating expenses	2,020.4	1,960.4	4,020.8	4,103.5
Income from operations	154.1	221.2	324.9	311.1
Interest expense, net of interest capitalized	(99.4)	(83.5)	(215.7)	(186.4)
(Loss)/gains on early extinguishments of debt	41.3	33.7	33.9	79.5
Gain on partial sale of subsidiary	44.1		44.1
Other income, including interest income	52.2	37.1	101.3	75.3
Loss from continuing operations before income taxes	192.3	208.5	288.5	279.5
Benefit for income taxes	(55.4)	(68.7)	27.5	(99.8)
Loss from continuing operations, net of income taxes	136.9	139.8	316.0	179.7
Discontinued operations
Loss from discontinued operations	(0.3)	(84.4)	(44.2)	(70.2)
(Provision)/benefit for income taxes	0	8.7	2.8	5.8
Loss from discontinued operations, net of income taxes	(0.3)	(75.7)	(41.4)	(64.4)
Net loss	136.6	64.1	274.6	115.3
Less: net (income)/loss attributable to non-controlling interests	(3.0)	0.1	(3.9)	0.6
Net loss attributable to Caesars	133.6	64.2	270.7	115.9
Other comprehensive (loss)/income:
Total other comprehensive (loss)/income, net of income taxes	(65.0)	16.5	(5.0)	38.0
Less: foreign currency translation adjustments attributable to non-controlling interests, net of income taxes	0.1	(0.5)	0.1	(1.5)
Comprehensive loss attributable to Caesars	68.7	80.2	265.8	152.4
Consolidating/ Eliminating Adjustments [Member]
Revenues
Casino	0	0	0	0
Food and beverage	0	0	0	0
Rooms	0	0	0	0
Management fees	(5.1)	(5.1)	(14.0)	(13.3)
Other	(44.8)	(39.8)	(90.3)	(85.1)
Less: casino promotional allowances	0	0	0	0
Net revenues	(49.9)	(44.9)	(104.3)	(98.4)
Direct
Casino	0	0	0	0
Food and beverage	0	0	0	0
Rooms	0	0	0	0
Property, general, administrative, and other	(40.8)	(40.1)	(83.8)	(81.3)
Depreciation and amortization	0	0	(0.1)	0
Write-downs, reserves, and project opening costs, net of recoveries	0	0	0	0
Intangible and tangible asset impairment charges	0	0	0	0
(Income)/loss on interests in non-consolidated affiliates	0	0	0	0
Loss/(income) on interests in subsidiaries	(152.3)	(222.9)	(245.2)	(520.2)
Corporate expense	(9.1)	(4.8)	(20.5)	(17.1)
Acquisition and integration costs	0	0	0	0
Amortization of intangible assets	0	0	0	0
Total operating expenses	(202.2)	(267.8)	(349.6)	(618.6)
Income from operations	152.3	222.9	245.3	520.2
Interest expense, net of interest capitalized	54.8	48.8	112.1	98.8
(Loss)/gains on early extinguishments of debt	0	0	0	0
Gain on partial sale of subsidiary	0		0
Other income, including interest income	(63.6)	(48.8)	(138.8)	(98.8)
Loss from continuing operations before income taxes	143.5	222.9	218.6	520.2
Benefit for income taxes	3.1	4.8	6.6	8.8
Loss from continuing operations, net of income taxes	146.6	227.7	225.2	529.0
Discontinued operations
Loss from discontinued operations	0	0	0	0
(Provision)/benefit for income taxes	0	(4.8)	0	(8.8)
Loss from discontinued operations, net of income taxes	0	(4.8)	0	(8.8)
Net loss	146.6	222.9	225.2	520.2
Less: net (income)/loss attributable to non-controlling interests	0	0	0	0
Net loss attributable to Caesars	146.6	222.9	225.2	520.2
Other comprehensive (loss)/income:
Total other comprehensive (loss)/income, net of income taxes	54.9	0	(5.0)	0
Less: foreign currency translation adjustments attributable to non-controlling interests, net of income taxes	0	0	0	0
Comprehensive loss attributable to Caesars	$ 201.5	$ 222.9	$ 220.2	$ 520.2