XML 63 R42.htm IDEA: XBRL DOCUMENT
v3.23.2

VESSEL ACQUISITIONS AND DISPOSITIONS (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Mar. 31, 2022 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) | May 18, 2021 USD ($) item
VESSEL ACQUISITIONS |  |  |  |  |  |  |
Restricted cash, current | $ 5,643 |  |  | $ 5,643 |  | $ 5,643 |
Secured Debt | $450 Million Credit Facility |  |  |  |  |  |  |
VESSEL ACQUISITIONS |  |  |  |  |  |  |
Restricted cash, current | 5,643 |  |  | $ 5,643 |  | $ 5,643 |
Period for which sales proceeds from vessels will remain as restricted cash |  |  |  | 360 days |  |  |
Collateral vessel replacement period |  |  |  | 360 days |  |  |
Agreement To Purchase Ultramax Newbuild Vessels | Genco Mary and Genco Laddey |  |  |  |  |  |  |
VESSEL ACQUISITIONS |  |  |  |  |  |  |
Number of vessels purchased under option to be acquired per purchase agreement | item |  |  |  |  |  |  | 2
Capacity of vessels | item |  |  |  |  |  |  | 61,000
Purchase price per vessel |  |  |  |  |  |  | $ 29,170
Remaining purchase price of vessels paid |  |  | $ 40,838 |  |  |  |
Capitalized interest associated with new building contracts | $ 0 | $ 0 |  | $ 0 | $ 5 |  |

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 The debt covenant period for replacement of new vessel having an equal or greater appraised value if in compliance with collateral maintenance test. + References No definition available. + Details
Name: | gnk_DebtCovenantCollateralVesselsReplacementPeriod
Namespace Prefix: | gnk_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of vessels purchased under option to be acquired by the entity under purchase agreement. + References No definition available. + Details
Name: | gnk_NumberOfVesselsPurchasedUnderOptionToBeAcquiredPerPurchaseAgreement
Namespace Prefix: | gnk_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the period for which the net sale proceeds from sale of vessels will remain classified as restricted cash following the sale date if or until a replacement vessel or vessels meeting certain requirements are added as collateral under the facility. + References No definition available. + Details
Name: | gnk_PeriodForWhichSaleProceedsFromVesselsWillRemainAsRestrictedCash
Namespace Prefix: | gnk_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The value paid for each vessel purchased. + References No definition available. + Details
Name: | gnk_PurchasePricePerVessel
Namespace Prefix: | gnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the remaining purchase price of the vessels paid during the period. + References No definition available. + Details
Name: | gnk_RemainingPurchasePriceOfVesselsPaid
Namespace Prefix: | gnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-5 + Details
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of interest capitalized during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483013/835-20-50-1 + Details
Name: | us-gaap_InterestCostsCapitalized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-8 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-4 + Details
Name: | us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_SecuredDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=gnk_SeniorSecured450MillionCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=gnk_AgreementToPurchaseUltramaxNewbuildVesselsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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