XML 87 R70.htm IDEA: XBRL DOCUMENT
v3.8.0.1

SUBSEQUENT EVENTS (Details) - Subsequent Event - Secured Debt - $460,000 Senior Secured Credit Facility $ in Thousands | Dec. 31, 2018 USD ($) | May 08, 2018 USD ($) item
--- | --- | ---
Subsequent Events |  |
Debt term |  | 5 years
Face amount of term loan facility |  | $ 460,000
Number of credit facilities upon refinance of existing credit facilities | item |  | 1
Number of oldest vessels identified for sale for which debt will be paid down | item |  | 7
Repaid value of loan when certain debt terms are met |  | $ 0
Average age of collateral vessels for repayment of loan |  | 17 years
Percentage limit of consolidated net income for which dividends can be paid |  | 50.00%
Collateral vessel replacement period |  | 120 years
Key covenant - Unrestricted cash and cash equivalents minimum |  | $ 30,000
Key covenant – Percentage of unrestricted cash to total indebtedness |  | 7.50%
Key covenant – Minimum working capital balance |  | $ 0
Key covenant – Maximum ratio of total indebtedness to total capitalization |  | 70.00%
Key covenant – Minimum time charters period |  | 24 months
Forecast |  |
Subsequent Events |  |
Amortization payments per quarter | $ 15,000 |
LIBOR | Through December 31, 2018 |  |
Subsequent Events |  |
Applicable margin over reference rate (as a percent) |  | 3.25%
Minimum |  |
Subsequent Events |  |
Collateral security maintenance test (as a percent) |  | 135.00%
Minimum | LIBOR | Period after December 31, 2018 |  |
Subsequent Events |  |
Applicable margin over reference rate (as a percent) |  | 3.00%
Maximum |  |
Subsequent Events |  |
Collateral security maintenance test (as a percent) |  | 200.00%
Maximum | LIBOR | Period after December 31, 2018 |  |
Subsequent Events |  |
Applicable margin over reference rate (as a percent) |  | 3.50%

X
- Definition Debt covenant minimum period for the collateral time charters. + References No definition available. + Details
Name: | gnk_DebtCovenantCollateralMinimumTimeChartersPeriod
Namespace Prefix: | gnk_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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 Debt covenant maximum ratio of total indebtedness to total capitalization. + References No definition available. + Details
Name: | gnk_DebtCovenantMaximumRatioOfIndebtednessToTotalCapitalization
Namespace Prefix: | gnk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt covenant pertaining to minimum working capital balance. + References No definition available. + Details
Name: | gnk_DebtCovenantMinimumWorkingCapitalBalance
Namespace Prefix: | gnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Debt covenant unrestricted cash nd cash equivalents minimum. + References No definition available. + Details
Name: | gnk_DebtCovenantUnrestrictedCashMinimum
Namespace Prefix: | gnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Debt covenant pertaining to unrestricted cash and cash equivalents to total indebtedness. + References No definition available. + Details
Name: | gnk_DebtCovenantUnrestrictedCashPercentOfIndebtedness
Namespace Prefix: | gnk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the average age of collateral vessels for repayment of loan. + References No definition available. + Details
Name: | gnk_DebtInstrumentAverageAgeOfCollateralVesselsForRepaymentOfLoan
Namespace Prefix: | gnk_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the aggregate fair value of the mortgaged vessels to be maintained as a percentage of aggregate outstanding principal amount as per the terms of the credit facilities' covenants. + References No definition available. + Details
Name: | gnk_LineOfCreditFacilityCovenantFairMarketValueOfMortgagedVesselsAsPercentageOfAggregateOutstandingPrincipalAmount
Namespace Prefix: | gnk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of line of credit facility future amortization payments per quarter per facility agreement. Upon payment of excess cash flow to lenders, these amortization payments shall be adjusted. + References No definition available. + Details
Name: | gnk_LineOfCreditFacilityFutureAmortizationPaymentsPerQuarter
Namespace Prefix: | gnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the number of credit facilities held by the entity when the existing credit facilities are refinanced. + References No definition available. + Details
Name: | gnk_NumberOfCreditFacilitiesWhenRefinanced
Namespace Prefix: | gnk_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of oldest vessels identified for sale, for which debt will be paid down. + References No definition available. + Details
Name: | gnk_NumberOfVesselsForDebtToPaidDown
Namespace Prefix: | gnk_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage limit of consolidated net income for dividends to be paid if collateral maintenance test is met. + References No definition available. + Details
Name: | gnk_PercentageLimitOfConsolidatedNetIncomeForPaymentOfDistributions
Namespace Prefix: | gnk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The value of loan when the average age of the vessels serving as collateral from time to time reaches a specified period, following an initial non-amortization period and all additional debt covenants are met. + References No definition available. + Details
Name: | gnk_ValueOfLoanWhenAverageAgeOfCollateralVesselsReachSpecifiedPeriod
Namespace Prefix: | gnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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_SeniorSecuredCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=us-gaap_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=gnk_PeriodThroughDecember312018Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=gnk_PeriodAfterDecember312018Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |