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GENERAL INFORMATION (Details 3) (USD $) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2015 | Dec. 31, 2014
MEP |  |
General information |  |
Technical services fee per ship per day | 750 gnk_TechnicalServicesFeeRevenuePerShipPerDay / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = gnk_MaritimeEquityPartnersLlcMember |
Initial term of provision of technical service | 1 year |
Notice period for cancellation of provision of technical services | 60 days |
Period for termination fee upon change of control | 1 year |
Notice period for cancellation of provision of technical services by company | 60 days |
Genco Investment LLC | Baltic Trading Limited |  |
General information |  |
Ownership interest held (as a percent) | 10.85%gnk_PercentageOfOwnershipInterestHeldInSubsidiary / invest_InvestmentIssuerAxis = gnk_BalticTradingLimitedMember / dei_LegalEntityAxis = gnk_GencoInvestmentLlcMember | 10.85%gnk_PercentageOfOwnershipInterestHeldInSubsidiary / invest_InvestmentIssuerAxis = gnk_BalticTradingLimitedMember / dei_LegalEntityAxis = gnk_GencoInvestmentLlcMember
Aggregate voting power held (as a percent) | 64.60%gnk_PercentageOfVotingInterestHeldInSubsidiary / invest_InvestmentIssuerAxis = gnk_BalticTradingLimitedMember / dei_LegalEntityAxis = gnk_GencoInvestmentLlcMember | 64.60%gnk_PercentageOfVotingInterestHeldInSubsidiary / invest_InvestmentIssuerAxis = gnk_BalticTradingLimitedMember / dei_LegalEntityAxis = gnk_GencoInvestmentLlcMember
Genco Investment LLC | Baltic Trading Limited | Minimum |  |
General information |  |
Ownership interest held (as a percent) | 10.00%gnk_PercentageOfOwnershipInterestHeldInSubsidiary / invest_InvestmentIssuerAxis = gnk_BalticTradingLimitedMember / dei_LegalEntityAxis = gnk_GencoInvestmentLlcMember / us-gaap_RangeAxis = us-gaap_MinimumMember |
Genco Investment LLC | Baltic Trading Limited | Class B stock |  |
General information |  |
Number of shares owned by Genco Investment LLC (in shares) | 6,356,471 us-gaap_InvestmentsInAndAdvancesToAffiliatesBalanceShares / invest_InvestmentIssuerAxis = gnk_BalticTradingLimitedMember / dei_LegalEntityAxis = gnk_GencoInvestmentLlcMember / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassBMember | 6,356,471 us-gaap_InvestmentsInAndAdvancesToAffiliatesBalanceShares / invest_InvestmentIssuerAxis = gnk_BalticTradingLimitedMember / dei_LegalEntityAxis = gnk_GencoInvestmentLlcMember / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassBMember
Percentage of additional shares to be received by Genco Investment LLC (as a percent) | 2.00%gnk_CommonStockAdditionalSharesToBeReceivedAsPercentageOfCommonSharesToBeIssuedBySubsidiary / invest_InvestmentIssuerAxis = gnk_BalticTradingLimitedMember / dei_LegalEntityAxis = gnk_GencoInvestmentLlcMember / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassBMember |

X
- Definition Represents the period for termination fee to be paid by the services receiver in case of cancellation of provision of services upon change of control of the reporting entity. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

X
- Definition Represents the additional shares that the entity is entitled to receive as a percentage of the number of common shares to be issued in the future by subsidiary if the entity directly or indirectly holds the minimum threshold percentage of the aggregate number of outstanding shares of the subsidiary. + References No definition available. + Details
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- Details
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- Definition Represents the notice period for cancellation of provision of technical services by the reporting entity at any time. + References No definition available. + Details
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- Definition Represents the notice period for cancellation of provision of technical services by the service receiver upon change of control of the reporting entity. + References No definition available. + Details
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- Definition Represents the ownership percentage held in the subsidiary. + References No definition available. + Details
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- Definition Represents the aggregate voting power held in the subsidiary. + References No definition available. + Details
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- Definition Represents the initial term of provision of technical service. + References No definition available. + Details
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- Definition Represents the technical services fee revenue per ship per day for drybulk vessels which includes oversight of crew management, insurance, drydocking, ship operations and financial statement preparation, but do not include chartering services. + References No definition available. + Details
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- Definition Number of shares of affiliates held for management investment companies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14.Column B) -URI http://asc.fasb.org/extlink&oid=34726532&loc=d3e611322-123010 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 14 -Paragraph Column B -Article 12 + Details
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- Details
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