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v2.4.1.9

Investment in Unconsolidated Affiliates (Details) (USD $) | 3 Months Ended | 0 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2015 | Mar. 31, 2014 | Nov. 16, 2012 | Dec. 31, 2014 | Sep. 18, 2014 | Dec. 16, 2013
Investment in Unconsolidated Affiliates |  |  |  |  |  |
Par Value per share | $ 0.00001 us-gaap_CommonStockParOrStatedValuePerShare |  |  | $ 0.00001 us-gaap_CommonStockParOrStatedValuePerShare |  |
Notes receivable | $ 13,491,000 us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures |  |  | $ 14,009,000 us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures |  |
Summary of company's equity investment |  |  |  |  |  |
Equity in income (loss) of unconsolidated affiliate | (518,000)us-gaap_IncomeLossFromEquityMethodInvestments | (380,000)us-gaap_IncomeLossFromEquityMethodInvestments |  |  |  |
Member's distribution |  | (191,000)us-gaap_EquityMethodInvestmentDividendsOrDistributions |  |  |  |
ELLC |  |  |  |  |  |
Investment in Unconsolidated Affiliates |  |  |  |  |  |
Ownership interest (as a percent) |  |  |  |  | 50.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_EldoradoLimitedLiabilityCompanyMember |
ELLC | Silver Legacy Joint Venture |  |  |  |  |  |
Investment in Unconsolidated Affiliates |  |  |  |  |  |
Ownership interest (as a percent) | 50.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / dei_LegalEntityAxis = eri_EldoradoLimitedLiabilityCompanyMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_SilverLegacyJointVentureMember |  |  |  |  |
Notes receivable |  |  | 7,500,000 us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures / dei_LegalEntityAxis = eri_EldoradoLimitedLiabilityCompanyMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_SilverLegacyJointVentureMember |  |  |
Collateral deposits |  |  | 5,000,000 us-gaap_CashCollateralForBorrowedSecurities / dei_LegalEntityAxis = eri_EldoradoLimitedLiabilityCompanyMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_SilverLegacyJointVentureMember |  |  |
Interest rate on note receivable |  |  | 5.00%eri_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesInterestRateStatedPercentage / dei_LegalEntityAxis = eri_EldoradoLimitedLiabilityCompanyMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_SilverLegacyJointVentureMember |  |  |
Galleon | Silver Legacy Joint Venture |  |  |  |  |  |
Investment in Unconsolidated Affiliates |  |  |  |  |  |
Ownership interest (as a percent) | 50.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / dei_LegalEntityAxis = eri_GalleonIncMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_SilverLegacyJointVentureMember |  |  |  |  |
Collateral deposits | 2,500,000 us-gaap_CashCollateralForBorrowedSecurities / dei_LegalEntityAxis = eri_GalleonIncMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_SilverLegacyJointVentureMember | 2,500,000 us-gaap_CashCollateralForBorrowedSecurities / dei_LegalEntityAxis = eri_GalleonIncMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_SilverLegacyJointVentureMember |  | 5,000,000 us-gaap_CashCollateralForBorrowedSecurities / dei_LegalEntityAxis = eri_GalleonIncMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_SilverLegacyJointVentureMember |  |
Summary of company's equity investment |  |  |  |  |  |
Investment in joint venture |  |  | 7,500,000 us-gaap_PaymentsToAcquireInterestInJointVenture / dei_LegalEntityAxis = eri_GalleonIncMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_SilverLegacyJointVentureMember |  |  |
Silver Legacy Joint Venture |  |  |  |  |  |
Summary of company's equity investment |  |  |  |  |  |
Beginning balance | 14,009,000 us-gaap_EquityMethodInvestments / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember | 13,081,000 us-gaap_EquityMethodInvestments / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  |  |
Equity in income (loss) of unconsolidated affiliate | (518,000)us-gaap_IncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember | (652,000)us-gaap_IncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  |  |
Ending balance | 13,491,000 us-gaap_EquityMethodInvestments / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember | 12,429,000 us-gaap_EquityMethodInvestments / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  |  |
Balance sheet information |  |  |  |  |  |
Current assets | 30,994,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  | 30,563,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |
Property and equipment, net | 188,747,000 eri_EquityMethodInvestmentPropertyAndEquipmentNet / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  | 190,592,000 eri_EquityMethodInvestmentPropertyAndEquipmentNet / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |
Other assets, net | 5,904,000 eri_EquityMethodInvestmentOtherAssetsNet / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  | 6,412,000 eri_EquityMethodInvestmentOtherAssetsNet / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |
Total assets | 225,645,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssets / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  | 227,567,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssets / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |
Current liabilities | 18,549,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  | 18,707,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |
Long-term liabilities | 88,634,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  | 89,322,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |
Partners' equity | 118,462,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationEquity / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  | 119,538,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationEquity / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |
Total liabilities and partners' equity | 225,645,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  | 227,567,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |
Unaudited results of operations |  |  |  |  |  |
Net revenues | 27,651,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember | 27,577,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  |  |
Operating expenses | 25,989,000 eri_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpenses / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember | 26,146,000 eri_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpenses / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  |  |
Operating income | 1,662,000 eri_EquityMethodInvestmentSummarizedFinancialInformationOperatingIncome / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember | 1,431,000 eri_EquityMethodInvestmentSummarizedFinancialInformationOperatingIncome / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  |  |
Other expense | (2,738,000)eri_EquityMethodInvestmentSummarizedFinancialInformationOtherExpense / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember | (2,737,000)eri_EquityMethodInvestmentSummarizedFinancialInformationOtherExpense / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  |  |
Net income (loss) | (1,076,000)us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember | (1,306,000)us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember |  |  |  |
Silver Legacy Joint Venture | New Silver Legacy Credit Facility |  |  |  |  |  |
Investment in Unconsolidated Affiliates |  |  |  |  |  |
Principal amount |  |  |  |  |  | $ 90,500,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_DebtInstrumentAxis = eri_NewSilverLegacyCreditFacilityMember / dei_LegalEntityAxis = eri_SilverLegacyJointVentureMember
Resorts |  |  |  |  |  |
Investment in Unconsolidated Affiliates |  |  |  |  |  |
Ownership interest (as a percent) |  |  |  |  | 48.10%us-gaap_EquityMethodInvestmentOwnershipPercentage / dei_LegalEntityAxis = eri_EldoradoResortsLLCMember |
Resorts | Silver Legacy Joint Venture |  |  |  |  |  |
Investment in Unconsolidated Affiliates |  |  |  |  |  |
Ownership interest (as a percent) | 48.10%us-gaap_EquityMethodInvestmentOwnershipPercentage / dei_LegalEntityAxis = eri_EldoradoResortsLLCMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = eri_SilverLegacyJointVentureMember |  |  |  |  |

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- Definition The amount of net income (loss) reported by an equity method investment of the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(g)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33912-111571 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 28 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=6957238&loc=d3e14064-108612 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph bb -Article 1 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph g -Subparagraph 1, 2 -Article 4 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph w -Article 1 + Details
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