3.24.1 html 484 438 1 true 240 0 false 4 false false R1.htm 00000001 - Document - Cover Sheet http://GlobalShipLease/role/Cover Cover Cover 1 false false R2.htm 00000002 - Statement - Consolidated Balance Sheets Sheet http://GlobalShipLease/role/BalanceSheets Consolidated Balance Sheets Statements 2 false false R3.htm 00000003 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://GlobalShipLease/role/BalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 00000004 - Statement - Consolidated Statements of Income Sheet http://GlobalShipLease/role/StatementsOfIncome Consolidated Statements of Income Statements 4 false false R5.htm 00000005 - Statement - Consolidated Statements of Income (Parenthetical) Sheet http://GlobalShipLease/role/StatementsOfIncomeParenthetical Consolidated Statements of Income (Parenthetical) Statements 5 false false R6.htm 00000006 - Statement - Consolidated Statements of Comprehensive Income Sheet http://GlobalShipLease/role/ConsolidatedStatementsOfComprehensiveIncome Consolidated Statements of Comprehensive Income Statements 6 false false R7.htm 00000007 - Statement - Consolidated Statements of Cash Flows Sheet http://GlobalShipLease/role/StatementsOfCashFlows Consolidated Statements of Cash Flows Statements 7 false false R8.htm 00000008 - Statement - Consolidated Statements of Changes in Shareholder's Equity (Parenthetical) Sheet http://GlobalShipLease/role/StatementsOfChangesInShareholdersEquityParenthetical Consolidated Statements of Changes in Shareholder's Equity (Parenthetical) Statements 8 false false R9.htm 00000009 - Statement - Consolidated Statements of Changes in Shareholder's Equity Sheet http://GlobalShipLease/role/StatementsOfChangesInShareholdersEquity Consolidated Statements of Changes in Shareholder's Equity Statements 9 false false R10.htm 00000010 - Disclosure - Description of Business Sheet http://GlobalShipLease/role/DescriptionOfBusiness Description of Business Notes 10 false false R11.htm 00000011 - Disclosure - Summary of Significant Accounting Policies Sheet http://GlobalShipLease/role/SummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 11 false false R12.htm 00000012 - Disclosure - Restricted Cash Sheet http://GlobalShipLease/role/RestrictedCash Restricted Cash Notes 12 false false R13.htm 00000013 - Disclosure - Vessels in Operation Sheet http://GlobalShipLease/role/VesselsInOperation Vessels in Operation Notes 13 false false R14.htm 00000014 - Disclosure - Deferred charges, net Sheet http://GlobalShipLease/role/DeferredChargesNet Deferred charges, net Notes 14 false false R15.htm 00000015 - Disclosure - Intangible Liabilities - Charter Agreements Sheet http://GlobalShipLease/role/IntangibleLiabilities-CharterAgreements Intangible Liabilities - Charter Agreements Notes 15 false false R16.htm 00000016 - Disclosure - Prepaid Expenses and Other Current Assets Sheet http://GlobalShipLease/role/PrepaidExpensesAndOtherCurrentAssets Prepaid Expenses and Other Current Assets Notes 16 false false R17.htm 00000017 - Disclosure - Inventories Sheet http://GlobalShipLease/role/Inventories Inventories Notes 17 false false R18.htm 00000018 - Disclosure - Derivative Asset Sheet http://GlobalShipLease/role/DerivativeAsset Derivative Asset Notes 18 false false R19.htm 00000019 - Disclosure - Accounts Payable Sheet http://GlobalShipLease/role/AccountsPayable Accounts Payable Notes 19 false false R20.htm 00000020 - Disclosure - Accrued Liabilities Sheet http://GlobalShipLease/role/AccruedLiabilities Accrued Liabilities Notes 20 false false R21.htm 00000021 - Disclosure - Long-Term Debt (Narrative I) Sheet http://GlobalShipLease/role/Long-termDebtNarrativeI Long-Term Debt (Narrative I) Notes 21 false false R22.htm 00000022 - Disclosure - Long-Term Debt (Narrative II) Sheet http://GlobalShipLease/role/Long-termDebtNarrativeIi Long-Term Debt (Narrative II) Notes 22 false false R23.htm 00000023 - Disclosure - Long-Term Debt (Narrative III) Sheet http://GlobalShipLease/role/Long-termDebtNarrativeIii Long-Term Debt (Narrative III) Notes 23 false false R24.htm 00000024 - Disclosure - Long-Term Debt (Narrative IV) Sheet http://GlobalShipLease/role/Long-termDebtNarrativeIv Long-Term Debt (Narrative IV) Notes 24 false false R25.htm 00000025 - Disclosure - Time charter revenue Sheet http://GlobalShipLease/role/TimeCharterRevenue Time charter revenue Notes 25 false false R26.htm 00000026 - Disclosure - Related Party Transactions Sheet http://GlobalShipLease/role/RelatedPartyTransactions Related Party Transactions Notes 26 false false R27.htm 00000027 - Disclosure - Commitments and Contingencies Sheet http://GlobalShipLease/role/CommitmentsAndContingencies Commitments and Contingencies Notes 27 false false R28.htm 00000028 - Disclosure - Share Capital Sheet http://GlobalShipLease/role/ShareCapital Share Capital Notes 28 false false R29.htm 00000029 - Disclosure - Share-Based Compensation Sheet http://GlobalShipLease/role/Share-basedCompensation Share-Based Compensation Notes 29 false false R30.htm 00000030 - Disclosure - Earnings per Share Sheet http://GlobalShipLease/role/EarningsPerShare Earnings per Share Notes 30 false false R31.htm 00000031 - Disclosure - Subsequent events Sheet http://GlobalShipLease/role/SubsequentEvents Subsequent events Notes 31 false false R32.htm 00000032 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://GlobalShipLease/role/SummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://GlobalShipLease/role/SummaryOfSignificantAccountingPolicies 32 false false R33.htm 00000033 - Disclosure - Description of Business (Tables) Sheet http://GlobalShipLease/role/DescriptionOfBusinessTables Description of Business (Tables) Tables http://GlobalShipLease/role/DescriptionOfBusiness 33 false false R34.htm 00000034 - Disclosure - Restricted Cash (Tables) Sheet http://GlobalShipLease/role/RestrictedCashTables Restricted Cash (Tables) Tables http://GlobalShipLease/role/RestrictedCash 34 false false R35.htm 00000035 - Disclosure - Vessels in Operation (Tables) Sheet http://GlobalShipLease/role/VesselsInOperationTables Vessels in Operation (Tables) Tables http://GlobalShipLease/role/VesselsInOperation 35 false false R36.htm 00000036 - Disclosure - Deferred charges, net (Tables) Sheet http://GlobalShipLease/role/DeferredChargesNetTables Deferred charges, net (Tables) Tables http://GlobalShipLease/role/DeferredChargesNet 36 false false R37.htm 00000037 - Disclosure - Intangible Liabilities - Charter Agreements (Tables) Sheet http://GlobalShipLease/role/IntangibleLiabilities-CharterAgreementsTables Intangible Liabilities - Charter Agreements (Tables) Tables http://GlobalShipLease/role/IntangibleLiabilities-CharterAgreements 37 false false R38.htm 00000038 - Disclosure - Prepaid Expenses and Other Current Assets (Tables) Sheet http://GlobalShipLease/role/PrepaidExpensesAndOtherCurrentAssetsTables Prepaid Expenses and Other Current Assets (Tables) Tables http://GlobalShipLease/role/PrepaidExpensesAndOtherCurrentAssets 38 false false R39.htm 00000039 - Disclosure - Inventories (Tables) Sheet http://GlobalShipLease/role/InventoriesTables Inventories (Tables) Tables http://GlobalShipLease/role/Inventories 39 false false R40.htm 00000040 - Disclosure - Derivative Asset (Tables) Sheet http://GlobalShipLease/role/DerivativeAssetTables Derivative Asset (Tables) Tables http://GlobalShipLease/role/DerivativeAsset 40 false false R41.htm 00000041 - Disclosure - Accounts Payable (Tables) Sheet http://GlobalShipLease/role/AccountsPayableTables Accounts Payable (Tables) Tables http://GlobalShipLease/role/AccountsPayable 41 false false R42.htm 00000042 - Disclosure - Accrued Liabilities (Tables) Sheet http://GlobalShipLease/role/AccruedLiabilitiesTables Accrued Liabilities (Tables) Tables http://GlobalShipLease/role/AccruedLiabilities 42 false false R43.htm 00000043 - Disclosure - Long-Term Debt (Narrative I) (Tables) Sheet http://GlobalShipLease/role/Long-termDebtNarrativeITables Long-Term Debt (Narrative I) (Tables) Tables http://GlobalShipLease/role/Long-termDebtNarrativeI 43 false false R44.htm 00000044 - Disclosure - Long-Term Debt (Narrative IV) (Tables) Sheet http://GlobalShipLease/role/Long-termDebtNarrativeIvTables Long-Term Debt (Narrative IV) (Tables) Tables http://GlobalShipLease/role/Long-termDebtNarrativeI 44 false false R45.htm 00000045 - Disclosure - Time charter revenue (Tables) Sheet http://GlobalShipLease/role/TimeCharterRevenueTables Time charter revenue (Tables) Tables http://GlobalShipLease/role/TimeCharterRevenue 45 false false R46.htm 00000046 - Disclosure - Commitments and Contingencies (Tables) Sheet http://GlobalShipLease/role/CommitmentsAndContingenciesTables Commitments and Contingencies (Tables) Tables http://GlobalShipLease/role/CommitmentsAndContingencies 46 false false R47.htm 00000047 - Disclosure - Share-Based Compensation (Tables) Sheet http://GlobalShipLease/role/Share-basedCompensationTables Share-Based Compensation (Tables) Tables http://GlobalShipLease/role/Share-basedCompensation 47 false false R48.htm 00000048 - Disclosure - Earnings per Share (Tables) Sheet http://GlobalShipLease/role/EarningsPerShareTables Earnings per Share (Tables) Tables http://GlobalShipLease/role/EarningsPerShare 48 false false R49.htm 00000049 - Disclosure - Description of Business - Schedule of Vessels (Table) (Details) Sheet http://GlobalShipLease/role/DescriptionOfBusiness-ScheduleOfVesselsTableDetails Description of Business - Schedule of Vessels (Table) (Details) Details 49 false false R50.htm 00000050 - Disclosure - Description of Business (Details Narrative) Sheet http://GlobalShipLease/role/DescriptionOfBusinessDetailsNarrative Description of Business (Details Narrative) Details http://GlobalShipLease/role/DescriptionOfBusinessTables 50 false false R51.htm 00000051 - Disclosure - Summary of Significant Accounting Policies (Details Narrative) Sheet http://GlobalShipLease/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative Summary of Significant Accounting Policies (Details Narrative) Details http://GlobalShipLease/role/SummaryOfSignificantAccountingPoliciesPolicies 51 false false R52.htm 00000052 - Disclosure - Restricted cash (Table) (Details) Sheet http://GlobalShipLease/role/RestrictedCashTableDetails Restricted cash (Table) (Details) Details 52 false false R53.htm 00000053 - Disclosure - Vessels in Operation - Schedule of Vessels in Operation (Table) (Details) Sheet http://GlobalShipLease/role/VesselsInOperation-ScheduleOfVesselsInOperationTableDetails Vessels in Operation - Schedule of Vessels in Operation (Table) (Details) Details 53 false false R54.htm 00000054 - Disclosure - Vessels in Operation - Vessels Acquisitions (Table) (Details) Sheet http://GlobalShipLease/role/VesselsInOperation-VesselsAcquisitionsTableDetails Vessels in Operation - Vessels Acquisitions (Table) (Details) Details 54 false false R55.htm 00000055 - Disclosure - Vessels in Operation (Details Narrative) Sheet http://GlobalShipLease/role/VesselsInOperationDetailsNarrative Vessels in Operation (Details Narrative) Details http://GlobalShipLease/role/VesselsInOperationTables 55 false false R56.htm 00000056 - Disclosure - Deferred charges, net (Table) (Details) Sheet http://GlobalShipLease/role/DeferredChargesNetTableDetails Deferred charges, net (Table) (Details) Details http://GlobalShipLease/role/DeferredChargesNetTables 56 false false R57.htm 00000057 - Disclosure - Deferred charges, net (Details Narrative) Sheet http://GlobalShipLease/role/DeferredChargesNetDetailsNarrative Deferred charges, net (Details Narrative) Details http://GlobalShipLease/role/DeferredChargesNetTables 57 false false R58.htm 00000058 - Disclosure - Intangible Liabilities/ Assets - Charter Agreements - Aggregate Amortization of Intangible Liabilities (Table) (Details) Sheet http://GlobalShipLease/role/IntangibleLiabilitiesAssets-CharterAgreements-AggregateAmortizationOfIntangibleLiabilitiesTableDetails Intangible Liabilities/ Assets - Charter Agreements - Aggregate Amortization of Intangible Liabilities (Table) (Details) Details 58 false false R59.htm 00000059 - Disclosure - Intangible Liabilities - Charter Agreements (Details Narrative) Sheet http://GlobalShipLease/role/IntangibleLiabilities-CharterAgreementsDetailsNarrative Intangible Liabilities - Charter Agreements (Details Narrative) Details http://GlobalShipLease/role/IntangibleLiabilities-CharterAgreementsTables 59 false false R60.htm 00000060 - Disclosure - Prepaid Expenses and Other Current Assets (Table) (Details) Sheet http://GlobalShipLease/role/PrepaidExpensesAndOtherCurrentAssetsTableDetails Prepaid Expenses and Other Current Assets (Table) (Details) Details http://GlobalShipLease/role/PrepaidExpensesAndOtherCurrentAssetsTables 60 false false R61.htm 00000061 - Disclosure - Inventories (Table) (Details) Sheet http://GlobalShipLease/role/InventoriesTableDetails Inventories (Table) (Details) Details http://GlobalShipLease/role/InventoriesTables 61 false false R62.htm 00000062 - Disclosure - Derivative Asset - Schedule of Derivative Assets (Table) (Details) Sheet http://GlobalShipLease/role/DerivativeAsset-ScheduleOfDerivativeAssetsTableDetails Derivative Asset - Schedule of Derivative Assets (Table) (Details) Details 62 false false R63.htm 00000063 - Disclosure - Derivative Asset (Details Narrative) Sheet http://GlobalShipLease/role/DerivativeAssetDetailsNarrative Derivative Asset (Details Narrative) Details http://GlobalShipLease/role/DerivativeAssetTables 63 false false R64.htm 00000064 - Disclosure - Accounts Payable (Table) (Details) Sheet http://GlobalShipLease/role/AccountsPayableTableDetails Accounts Payable (Table) (Details) Details http://GlobalShipLease/role/AccountsPayableTables 64 false false R65.htm 00000065 - Disclosure - Accrued Liabilities (Table) (Details) Sheet http://GlobalShipLease/role/AccruedLiabilitiesTableDetails Accrued Liabilities (Table) (Details) Details http://GlobalShipLease/role/AccruedLiabilitiesTables 65 false false R66.htm 00000066 - Disclosure - Long-Term Debt - Schedule of Long - Term Debt (Table) (Details) Sheet http://GlobalShipLease/role/Long-termDebt-ScheduleOfLong-TermDebtTableDetails Long-Term Debt - Schedule of Long - Term Debt (Table) (Details) Details 66 false false R67.htm 00000067 - Disclosure - Long-Term Debt (Narrative I) (Details Narrative) Sheet http://GlobalShipLease/role/Long-termDebtNarrativeIDetailsNarrative Long-Term Debt (Narrative I) (Details Narrative) Details http://GlobalShipLease/role/Long-termDebtNarrativeITables 67 false false R68.htm 00000068 - Disclosure - Long-Term Debt (Narrative II) (Details Narrative) Sheet http://GlobalShipLease/role/Long-termDebtNarrativeIiDetailsNarrative Long-Term Debt (Narrative II) (Details Narrative) Details http://GlobalShipLease/role/Long-termDebtNarrativeITables 68 false false R69.htm 00000069 - Disclosure - Long-Term Debt (Narrative III) (Details Narrative) Sheet http://GlobalShipLease/role/Long-termDebtNarrativeIiiDetailsNarrative Long-Term Debt (Narrative III) (Details Narrative) Details http://GlobalShipLease/role/Long-termDebtNarrativeITables 69 false false R70.htm 00000070 - Disclosure - Long-Term Debt - Repayment Schedule (Table) (Details) Sheet http://GlobalShipLease/role/Long-termDebt-RepaymentScheduleTableDetails Long-Term Debt - Repayment Schedule (Table) (Details) Details 70 false false R71.htm 00000071 - Disclosure - Long-Term Debt - Schedule of Deferred Financing Costs (Table) (Details) Sheet http://GlobalShipLease/role/Long-termDebt-ScheduleOfDeferredFinancingCostsTableDetails Long-Term Debt - Schedule of Deferred Financing Costs (Table) (Details) Details 71 false false R72.htm 00000072 - Disclosure - Long-Term Debt (Narrative IV) (Details Narrative) Sheet http://GlobalShipLease/role/Long-termDebtNarrativeIvDetailsNarrative Long-Term Debt (Narrative IV) (Details Narrative) Details http://GlobalShipLease/role/Long-termDebtNarrativeITables 72 false false R73.htm 00000073 - Disclosure - Time charter revenue - Operating revenue (Table) (Details) Sheet http://GlobalShipLease/role/TimeCharterRevenue-OperatingRevenueTableDetails Time charter revenue - Operating revenue (Table) (Details) Details 73 false false R74.htm 00000074 - Disclosure - Related Party Transactions (Details Narrative) Sheet http://GlobalShipLease/role/RelatedPartyTransactionsDetailsNarrative Related Party Transactions (Details Narrative) Details http://GlobalShipLease/role/RelatedPartyTransactions 74 false false R75.htm 00000075 - Disclosure - Commitments and Contingencies - Charter Hire Receivable (Table) (Details) Sheet http://GlobalShipLease/role/CommitmentsAndContingencies-CharterHireReceivableTableDetails Commitments and Contingencies - Charter Hire Receivable (Table) (Details) Details 75 false false R76.htm 00000076 - Disclosure - Commitments and Contingencies (Details Narrative) Sheet http://GlobalShipLease/role/CommitmentsAndContingenciesDetailsNarrative Commitments and Contingencies (Details Narrative) Details http://GlobalShipLease/role/CommitmentsAndContingenciesTables 76 false false R77.htm 00000077 - Disclosure - Share Capital (Details Narrative) Sheet http://GlobalShipLease/role/ShareCapitalDetailsNarrative Share Capital (Details Narrative) Details http://GlobalShipLease/role/ShareCapital 77 false false R78.htm 00000078 - Disclosure - Share-Based Compensation (Table) (Details) Sheet http://GlobalShipLease/role/Share-basedCompensationTableDetails Share-Based Compensation (Table) (Details) Details http://GlobalShipLease/role/Share-basedCompensationTables 78 false false R79.htm 00000079 - Disclosure - Share-Based Compensation (Details Narrative) Sheet http://GlobalShipLease/role/Share-basedCompensationDetailsNarrative Share-Based Compensation (Details Narrative) Details http://GlobalShipLease/role/Share-basedCompensationTables 79 false false R80.htm 00000080 - Disclosure - Earnings/(Loss) per Share (Table) (Details) Sheet http://GlobalShipLease/role/EarningslossPerShareTableDetails Earnings/(Loss) per Share (Table) (Details) Details 80 false false R81.htm 00000081 - Disclosure - Earnings per Share (Details Narrative) Sheet http://GlobalShipLease/role/EarningsPerShareDetailsNarrative Earnings per Share (Details Narrative) Details http://GlobalShipLease/role/EarningsPerShareTables 81 false false R82.htm 00000082 - Disclosure - Subsequent events (Details Narrative) Sheet http://GlobalShipLease/role/SubsequentEventsDetailsNarrative Subsequent events (Details Narrative) Details http://GlobalShipLease/role/SubsequentEvents 82 false false All Reports Book All Reports [dq-0542-Deprecated-Concept] Concept AccountsReceivableAfterAllowanceForCreditLossCurrentRelatedAndNonrelatedPartyStatusExtensibleEnumeration in us-gaap/2023 used in 2 facts was deprecated in us-gaap/2024 as of 2024 and should not be used. gsl-20231231.htm 31, 32 [dq-0542-Deprecated-Concept] Concept AccountsPayableCurrentRelatedAndNonrelatedPartyStatusExtensibleEnumeration in us-gaap/2023 used in 2 facts was deprecated in us-gaap/2024 as of 2024 and should not be used. gsl-20231231.htm 33, 34 gsl-20231231.htm gsl-20231231.xsd gsl-20231231_cal.xml gsl-20231231_def.xml gsl-20231231_lab.xml gsl-20231231_pre.xml http://fasb.org/srt/2023 http://fasb.org/us-gaap/2023 http://xbrl.sec.gov/dei/2023 true true