XML 54 R41.htm IDEA: XBRL DOCUMENT
v3.19.2

GENERAL INFORMATION - Vessel Details (Details) | Jun. 30, 2019 item
--- | ---
Genco Augustus Limited | Genco Augustus |
Vessels |
Capacity of vessels | 180,151
Genco Tiberius Limited | Genco Tiberius |
Vessels |
Capacity of vessels | 175,874
Genco London Limited | Genco London |
Vessels |
Capacity of vessels | 177,833
Genco Titus Limited | Genco Titus |
Vessels |
Capacity of vessels | 177,729
Genco Challenger Limited | Genco Challenger |
Vessels |
Capacity of vessels | 28,428
Genco Charger Limited | Genco Charger |
Vessels |
Capacity of vessels | 28,398
Genco Warrior Limited | Genco Warrior |
Vessels |
Capacity of vessels | 55,435
Genco Predator Limited | Genco Predator |
Vessels |
Capacity of vessels | 55,407
Genco Hunter Limited | Genco Hunter |
Vessels |
Capacity of vessels | 58,729
Genco Champion Limited | Genco Champion |
Vessels |
Capacity of vessels | 28,445
Genco Constantine Limited | Genco Constantine |
Vessels |
Capacity of vessels | 180,183
Genco Raptor LLC | Genco Raptor |
Vessels |
Capacity of vessels | 76,499
Genco Thunder LLC | Genco Thunder |
Vessels |
Capacity of vessels | 76,588
Genco Hadrian Limited | Genco Hadrian |
Vessels |
Capacity of vessels | 169,025
Genco Commodus Limited | Genco Commodus |
Vessels |
Capacity of vessels | 169,098
Genco Maximus Limited | Genco Maximus |
Vessels |
Capacity of vessels | 169,025
Genco Claudius Limited | Genco Claudius |
Vessels |
Capacity of vessels | 169,001
Genco Bay Limited | Genco Bay |
Vessels |
Capacity of vessels | 34,296
Genco Ocean Limited | Genco Ocean |
Vessels |
Capacity of vessels | 34,409
Genco Avra Limited | Genco Avra |
Vessels |
Capacity of vessels | 34,391
Genco Mare Limited | Genco Mare |
Vessels |
Capacity of vessels | 34,428
Genco Spirit Limited | Genco Spirit |
Vessels |
Capacity of vessels | 34,432
Genco Aquitaine Limited | Genco Aquitaine |
Vessels |
Capacity of vessels | 57,981
Genco Ardennes Limited | Genco Ardennes |
Vessels |
Capacity of vessels | 58,018
Genco Auvergne Limited | Genco Auvergne |
Vessels |
Capacity of vessels | 58,020
Genco Bourgogne Limited | Genco Bourgogne |
Vessels |
Capacity of vessels | 58,018
Genco Brittany Limited | Genco Brittany |
Vessels |
Capacity of vessels | 58,018
Genco Languedoc Limited | Genco Languedoc |
Vessels |
Capacity of vessels | 58,018
Genco Loire Limited | Genco Loire |
Vessels |
Capacity of vessels | 53,430
Genco Lorraine Limited | Genco Lorraine |
Vessels |
Capacity of vessels | 53,417
Genco Normandy Limited | Genco Normandy |
Vessels |
Capacity of vessels | 53,596
Genco Picardy Limited | Genco Picardy |
Vessels |
Capacity of vessels | 55,257
Genco Provence Limited | Genco Provence |
Vessels |
Capacity of vessels | 55,317
Genco Pyrenees Limited | Genco Pyrenees |
Vessels |
Capacity of vessels | 58,018
Genco Rhone Limited | Genco Rhone |
Vessels |
Capacity of vessels | 58,018
Genco Weatherly Limited | Genco Weatherly |
Vessels |
Capacity of vessels | 61,556
Genco Columbia Limited | Genco Columbia |
Vessels |
Capacity of vessels | 60,294
Genco Endeavour Limited | Genco Endeavour |
Vessels |
Capacity of vessels | 181,060
Genco Resolute Limited | Genco Resolute |
Vessels |
Capacity of vessels | 181,060
Genco Defender Limited | Genco Defender |
Vessels |
Capacity of vessels | 180,021
Genco Liberty Limited | Genco Liberty |
Vessels |
Capacity of vessels | 180,032
Baltic Lion Limited | Baltic Lion |
Vessels |
Capacity of vessels | 179,185
Baltic Tiger Limited | Genco Tiger |
Vessels |
Capacity of vessels | 179,185
Baltic Leopard Limited | Baltic Leopard |
Vessels |
Capacity of vessels | 53,446
Baltic Panther Limited | Baltic Panther |
Vessels |
Capacity of vessels | 53,350
Baltic Cougar Limited | Baltic Cougar |
Vessels |
Capacity of vessels | 53,432
Baltic Jaguar Limited | Baltic Jaguar |
Vessels |
Capacity of vessels | 53,473
Baltic Bear Limited | Baltic Bear |
Vessels |
Capacity of vessels | 177,717
Baltic Wolf Limited | Baltic Wolf |
Vessels |
Capacity of vessels | 177,752
Baltic Wind Limited | Baltic Wind |
Vessels |
Capacity of vessels | 34,408
Baltic Cove Limited | Baltic Cove |
Vessels |
Capacity of vessels | 34,403
Baltic Breeze Limited | Baltic Breeze |
Vessels |
Capacity of vessels | 34,386
Baltic Fox Limited | Baltic Fox |
Vessels |
Capacity of vessels | 31,883
Baltic Hare Limited | Baltic Hare |
Vessels |
Capacity of vessels | 31,887
Baltic Hornet Limited | Baltic Hornet |
Vessels |
Capacity of vessels | 63,574
Baltic Wasp Limited | Baltic Wasp |
Vessels |
Capacity of vessels | 63,389
Baltic Scorpion Limited | Baltic Scorpion |
Vessels |
Capacity of vessels | 63,462
Baltic Mantis Limited | Baltic Mantis |
Vessels |
Capacity of vessels | 63,470

X
- Definition Represents the capacity of vessels expressed in deadweight tonnage (dwt), a measure of weight a ship is carrying or can safely carry. + References No definition available. + Details
Name: | gnk_CapacityOfVesselsInDeadweightTonnage
Namespace Prefix: | gnk_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | gnk_VesselsLineItems
Namespace Prefix: | gnk_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoAugustusLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoAugustusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoTiberiusLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoTiberiusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoLondonLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoLondonMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoTitusLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoTitusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoChallengerLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoChallengerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoChargerLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoChargerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoWarriorLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoWarriorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoPredatorLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoPredatorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoHunterLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoHunterMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoChampionLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoChampionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoConstantineLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoConstantineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoRaptorLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoRaptorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoThunderLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoThunderMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoHadrianLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoHadrianMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoCommodusLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoCommodusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoMaximusLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoMaximusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoClaudiusLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoClaudiusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoBayLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoBayMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoOceanLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoOceanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoAvraLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoAvraMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoMareLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoMareMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoSpiritLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoSpiritMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoAquitaineLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoAquitaineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoArdennesLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoArdennesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoAuvergneLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoAuvergneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoBourgogneLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoBourgogneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoBrittanyLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoBrittanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoLanguedocLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoLanguedocMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoLoireLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoLoireMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoLorraineLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoLorraineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoNormandyLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoNormandyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoPicardyLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoPicardyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoProvenceLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoProvenceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoPyreneesLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoPyreneesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoRhoneLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoRhoneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoWeatherlyLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoWeatherlyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoColumbiaLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoColumbiaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoEndeavourLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoEndeavourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoResoluteLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoResoluteMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoDefenderLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoDefenderMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_GencoLibertyLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoLibertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticLionLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticLionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticTigerLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_GencoTigerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticLeopardLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticLeopardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticPantherLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticPantherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticCougarLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticCougarMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticJaguarLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticJaguarMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticBearLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticBearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticWolfLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticWolfMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticWindLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticWindMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticCoveLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticCoveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticBreezeLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticBreezeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticFoxLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticFoxMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticHareLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticHareMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticHornetLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticHornetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticWaspLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticWaspMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticScorpionLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticScorpionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=gnk_BalticMantisLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gnk_VesselsByNameAxis=gnk_BalticMantisMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |