Document And Entity Information
Leaseback Vessel, October 2023 [Member]
Represents leaseback vessel.
Leaseback Vessel, September 2023, 2 [Member]
Represents leaseback vessel.
Note To Financial Statement Details Textual
Note 1 - Basis of Presentation and General Information
Leaseback Vessel, November 2023 [Member]
Represents leaseback vessel.
Note 3 - Discontinued Operations
Note 5 - Segmental Financial Information
Note 8 - Vessels and Advances, Net
Leaseback Vessel, September 2023 [Member]
Represents leaseback vessel.
Note 9 - Deferred Charges, Net
Note 10 - Long-term Debt
Note 11 - Right-of-Use Assets, Finance Lease Liabilities, Investment in Leaseback Vessels and Net Investment in Sales-type Leases
Revenue from Contract with Customer Benchmark [Member]
Note 12 - Accrued Charter Revenue, Current and Non-current, Unearned Revenue, Current and Non-current and Time Charter Assumed, Current and Non-current
Note 13 - Commitments and Contingencies
Note 15 - Earnings Per Share
Leaseback Vessel, December 2023, 2 [Member]
Represents leaseback vessel.
Note 16 - Interest and Finance Costs
Leaseback Vessel, December 2023 [Member]
Represents leaseback vessel.
Note 18 - Derivatives
Note 19 - Financial Instruments
Note 1 - Basis of Presentation and General Information - Customer Concentration Risk (Details)
Note 1 - Basis of Presentation and General Information - Reconciliation of Cash, Cash Equivalents and Restricted Cash (Details)
Note 3 - Discontinued Operations - Components (Details)
Note 5 - Segmental Financial Information - Summary of Reportable Segments (Details)
Note 8 - Vessels and Advances, Net - Summary of Vessels (Details)
us-gaap_IncreaseDecreaseInAccountsReceivable
Accounts receivable
Note 9 - Deferred Charges, Net - Schedule of Deferred Charges, Net (Details)
Note 10 - Long-term Debt - Schedule of Long-term Debt (Details)
Note 10 - Long-term Debt - Annual Repayments Under Credit Facilities and Term Loans (Details)
Note 10 - Long-term Debt - Financing Costs Included in Loan Balances (Details)
Note 11 - Right-of-Use Assets, Finance Lease Liabilities, Investment in Leaseback Vessels and Net Investment in Sales-type Leases - Sales-type Lease (Details)
Note 11 - Right-of-Use Assets, Finance Lease Liabilities, Investment in Leaseback Vessels and Net Investment in Sales-type Leases - Maturity of Sales-type Lease Receivables (Details)
Note 12 - Accrued Charter Revenue, Current and Non-current, Unearned Revenue, Current and Non-current and Time Charter Assumed, Current and Non-current - Schedule of Accrued Revenue (Details)
Note 12 - Accrued Charter Revenue, Current and Non-current, Unearned Revenue, Current and Non-current and Time Charter Assumed, Current and Non-current - Schedule of Unearned Revenue (Details)
Note 13 - Commitments and Contingencies - Schedule of Time Charter Arrangements (Details)
Note 13 - Commitments and Contingencies - Schedule of Capital Commitments (Details)
us-gaap_InterestCostsCapitalized
Interest Costs Capitalized
Note 15 - Earnings Per Share - Schedule of Earnings Per Share (Details)
cmre_LongTermDebtGrossIncludingTermLoansAndOtherFinancingArrangements
Total
Represents the gross amount of long-term debt at the balance sheet date, including term loans and other financing arrangements.
Note 16 - Interest and Finance Costs - Schedule of Income Statement Related Costs (Details)
Note 18 - Derivatives - Effect of Derivative Instruments (Details)
Note 18 - Derivatives - Derivatives Not Designated as Hedging Instruments and Ineffectiveness of Hedging Instruments (Details)
Note 19 - Financial Instruments - Fair Value of Assets and Liabilities (Details)
Notes To Financial Statements
Notes To Financial Statements [Abstract]
cmre_AccruedCharterRevenueNet
Accrued Charter Revenue, Net
Represents net accrued charter revenue.
us-gaap_UnbilledReceivablesNotBillableAtBalanceSheetDate
Total
OTHER INCOME / (EXPENSES):
us-gaap_IncreaseDecreaseInInventories
Inventories
us-gaap_SharesOutstanding
Balance (in shares)
Balance (in shares)
Leaseback Vessel, February 2024, 2 [Member]
Represents leaseback vessel.
Segment Reporting [Text Block]
Leaseback Vessel, February 2024 [Member]
Represents leaseback vessels.
Segment Reporting [Table Text Block]
Preferred stock (Note 14)
us-gaap_LiabilitiesAndStockholdersEquity
Total liabilities and stockholders’ equity
Income from investments in leaseback vessels
Income from investments in leaseback vessels
Direct Financing Lease, Revenue
Segment Reporting [Table]
us-gaap_IncreaseDecreaseInPrepaidExpense
Prepayments and other
Location, Statement of Financial Position, Balance [Axis]
Lessee, Lease, Description [Table]
Location, Statement of Income, Balance [Axis]
Lease Contractual Term [Axis]
Lease Contractual Term [Domain]
Changes in operating assets and liabilities of continuing operations:
us-gaap_IncreaseDecreaseInAccountsPayable
Accounts payable
Amortization of hedge effectiveness excluded component from cash flow hedges
Amortization of excluded component related to cash flow hedges
Amount of amortization of hedge effectiveness excluded component from cash flow hedges.
cmre_VesselsImpairmentLoss
Vessels Impairment Loss
Amount of write-down of vessels recognized in the income statement.
Series D Preferred Stock [Member]
Series E Preferred Stock [Member]
Series B Preferred Stock [Member]
Series C Preferred Stock [Member]
us-gaap_IncreaseDecreaseInAccruedLiabilities
Accrued liabilities
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
Net decrease in cash, cash equivalents and restricted cash
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
Total cash, cash equivalents and restricted cash
Neptune [Member]
Represents Neptune.
cmre_NumberOfContainerVessels
Number of Container Vessels
The number of container vessels.
us-gaap_IncreaseDecreaseInDueToRelatedParties
Due to related parties
Loans Agreements, Two NML Subsidiaries [Member]
Represents loans agreements with 2 NML subsidiaries.
Loans Agreements 4 NML Subsidiaries [Member]
Represents loans agreements with 4 NML Subsidiaries.
Series F Preferred Stock [Member]
us-gaap_CommonStockDividendsPerShareCashPaid
Common Stock, Dividends, Per Share, Cash Paid (in dollars per share)
Blue Net Chartering GmbH & Co. KG (Containerships Only) [Member]
Represents Blue Net Chartering GmbH & Co. KG (containerships only).
Costamare Bulkers Inc. (“CBI”) [Member]
Represents Costamare Bulkers Inc. (“CBI”).
Blue Net Asia Pte., Ltd. (“BNA”) (Containerships Only) [Member]
Represents Blue Net Asia Pte., Ltd. (“BNA”) (containerships only).
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
Cash, cash equivalents and restricted cash at beginning of the period
Cash, cash equivalents and restricted cash at end of the period
Refinance Term Loan for Reddick Shipping and Verandi Shipping [Member]
Represents Refinance Term Loan for Reddick Shipping and Verandi Shipping.
Refinance Term Loan for Quentin Shipping and Sander Shipping [Member]
Represents Refinance Term Loan for Quentin Shipping and Sander Shipping.
us-gaap_IncreaseDecreaseInDueFromRelatedParties
Due from related parties
cmre_AmortizationOfTimeCharterAssumedLiability
Amortization of Time Charter Assumed, Liability
The amortization of the time charter assumed, liability.
Refinance Term Loan for Ten Companies [Member]
Represents Refinance Term Loan for Ten Companies.
Bastian Shipping Co. et al [Member]
Relating to Bastian Shipping Co. et al.
Quentin Shipping Co. and Sander Shipping Co. 2 [Member]
Relating to the second set of loans to Quentin Shipping Co. and Sanders Shipping Co.
Costamare Bulkers Holdings Limited (CBHL) [Member]
Relating to Costamare Bulkers Holdings Limited (CBHL).
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Table Text Block]
us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived
Total undiscounted cash flows
Costamare Inc. 1 [Member]
Represents information pertaining to a first Costamare Inc. term loan.
cmre_NumberOfVesselsCompletedDdDuringPeriod
Number of Vessels Completed DD During Period
The number of vessels completed dry-docking (DD) during the reporting period.
Costamare Inc. 2 [Member]
Represents information pertaining to a second Costamare loan facility.
us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Line of Credit Facility, Remaining Borrowing Capacity
Lease receivable
us-gaap_SalesTypeLeaseNetInvestmentInLease
Sales-Type and Direct Financing Leases, Payment to be Received, Maturity [Table Text Block]
us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears
2028
Foreign exchange losses
Foreign exchange gains /(losses)
Represents the amount of foreign exchange gains (losses) included in operating income (loss) during the period.
Term Loan and Other Financing Arrangements [Member]
Term loans and other financing arrangements classified as long term debt.
us-gaap_RepaymentsOfDebt
Repayments of Debt
us-gaap_ProceedsFromIssuanceOfDebt
Proceeds from Issuance of Debt
Schedule of Maturities of Long-Term Debt [Table Text Block]
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance (in shares)
Measurement Frequency [Axis]
Nature of Expense [Axis]
Commitments and Contingencies Disclosure [Text Block]
Liability Class [Axis]
us-gaap_FairValueNetAssetLiability
Total
Fair Value Hierarchy and NAV [Axis]
us-gaap_CommonStockSharesIssued
Common Stock, Shares, Issued (in shares)
us-gaap_CommonStockSharesOutstanding
Common Stock, Shares, Outstanding (in shares)
Common stock (Note 14)
us-gaap_FinanceLeaseRightOfUseAssetAmortization
Finance Lease, Right-of-Use Asset, Amortization
us-gaap_FinanceLeaseLiability
Finance Lease, Liability
us-gaap_PolicyTextBlockAbstract
Accounting Policies
us-gaap_DisclosureTextBlockAbstract
Notes to Financial Statements
us-gaap_TableTextBlock
Notes Tables
Comprehensive Income (Loss) Note [Text Block]
us-gaap_ComprehensiveIncomeNetOfTax
Total comprehensive income for the period attributable to Costamare Inc.
Loans Payable [Member]
Short-term investments (Note 6)
Concentration Risk [Table]
Subsequent Events [Text Block]
Concentration Risk Type [Axis]
us-gaap_FinanceLeaseInterestExpense
Finance Lease, Interest Expense
Major Customer E [Member]
Represents customer D, a major customer of the company.
Significant Accounting Policies [Text Block]
Capital collections from vessels’ leaseback arrangements
us-gaap_AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment
Total non-current assets
cmre_NumberOfPlatformSupplyVesselsOrdered
Number of Platform Supply Vessels Ordered
Represents the number of platform supply vessels ordered during the period.
Current portion of long-term debt, net of deferred financing costs (Note 10)
Concentration Risk Type [Domain]
Loan Origination Fees [Member]
Relating to loan origination fees.
us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
2028
Long-term debt, net of current portion and deferred financing costs (Note 10)
Long-Term Debt, Excluding Current Maturities
Subscription Fees [Member]
Relating to subscription fees.
us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
2030
Acquisition by Joint Venture [Member]
Relating to acquisition by joint venture.
cmre_VesselsNet
Beginning Balance, Net Book Value
Ending Balance, Net Book Value
Cost of vessels, including contract price and any material expenses incurred upon acquisition (initial repairs, improvements and delivery expenses, interest and on-site supervision costs incurred during the construction periods), less accumulated depreciation.
us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
2029
us-gaap_ConstructionInProgressGross
Construction in Progress, Gross
us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
2027
us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
2031
Voyage revenue
Total voyage revenue
Revenues generated from time charter and voyage charter agreements, recognized over the term of the charter, recorded as service is provided, when they become fixed and determinable.
cmre_VoyageExpenses
Voyage expenses
Voyage expenses
Expenses paid to third parties primarily consisting of port, canal and bunker expenses, commissions that are unique to a particular charter and are paid for by the charterer under time charter arrangements or by the company under voyage charter arrangements, and commissions that are paid directly to brokers by the company.
cmre_ManagementFeesRelatedParties
Management Fees, Related Parties
Management fees-related parties (Note 4)
Management fees-related parties
Fees paid to related parties for providing the company with technical, crewing, bunkering, accounting, provisions, sale, purchase services, as well as general administrative, certain commercial services, director and officer related insurance services.
cmre_AmortizationDeferredDrydockingSpecialSurvey
Amortization of dry-docking and special survey costs (Note 9)
Amortization of deferred dry-docking and special survey costs
Amortization of deferred drydocking and special survey costs.
cmre_VoyageExpensesRelatedParties
Voyage Expenses Related Parties
Voyage expenses-related parties (Note 4)
Voyage expenses-related parties
Expenses paid to related parties primarily consisting of commissions and fees, which are paid for by the company, regardless of the charter type.
cmre_GeneralAdministrativeExpensesRelatedParties
General and administrative expenses – related parties (Note 4)
General and administrative expenses – related parties
The total of expenses of managing and administering the affairs of an entity paid to related parties, including affiliates of the reporting entity, which are not directly or indirectly associated with vessel operations.
Two 2001-Built, 5,610 TEU Second-Hand Container Vessels [Member]
Relating to two 2001-built, 5,610 TEU second-hand container vessels.
Porto Kagio and Porto Germeno [Member]
Relating to Porto Kagio and Porto Germeno.
cmre_AmountsReclassifiedFromNetSettlementsOnInterestRateSwapsQualifyingForHedgeAccountingToDepreciation
Amounts Reclassified From Net Settlements on Interest Rate Swaps Qualifying for Hedge Accounting to Depreciation
Amounts reclassified from Net settlements on interest rate swaps qualifying for hedge accounting to Depreciation (Notes 18 and 20)
Amounts reclassified from Net settlements on interest rate swaps qualifying for hedge accounting to Depreciation
This element represents the amounts reclassified from Net settlements on interest rate swaps qualifying for hedge accounting to Depreciation
Four Newbuild Container Vessels [Member]
Relating to four newbuild container vessels.
cmre_CarryingCapacityOfVesselsAcquiredTeu
Carrying Capacity of Vessels Acquired (TEU)
Represents the carrying capacity of vessels acquired in TEU.
cmre_IncreaseDecreaseInAccruedCharterRevenue
Accrued charter revenue
The increase (decrease) during the reporting period, in revenue earned but not yet received, which were recognized in under the straight-line method in conformity with revenue recognition criteria based on specific contractual terms.
us-gaap_LongTermDebt
Long-Term Debt
Offsetting Assets [Table]
cmre_DrydockingCosts
Dry-dockings
Cash paid during the reporting period for vessel drydocking costs.
cmre_DeferredChargesWriteOffsAndOtherMovements
Write-off and other movements (Note 8)
Represents the amount of write offs and other movements of deferred charges.
cmre_PaymentsToAcquireVessels
Vessel acquisitions and advances/Additions to vessel cost
The cash outflow associated with the acquisition of vessel that are used in the normal conduct of business to produce goods and services and not intended for resale and or upgrades of existing vessels to increase their earnings capacity.
Statement of Stockholders' Equity [Abstract]
Major Customer C [Member]
Information pertaining to major customer C.
Vessels sales, transfers and other movements, deprceiation
Represents the amount of accumulated depreciation from vessels sales, transfers and other movements.
Statement of Comprehensive Income [Abstract]
Major Customer D [Member]
Information pertaining to major customer D.
cmre_VesselsSalesTransfersAndOtherMovementsNet
Vessels sales, transfers and other movements
Represents the amount of vessels sales, transfers and other movements net of depreciation.
Major Customer A [Member]
Information pertaining to major customer A.
Major Customer B [Member]
Information pertaining to major customer B.
cmre_VesselsSalesTransfersAndOtherMovementsCost
Vessels sales, transfers and other movements, cost
Represents the amount of vessels sales, transfers and other movements at cost during the period.
Statement of Cash Flows [Abstract]
cmre_OfficersCompensationChargedPeriodEnd
Officers Compensation Charged, Period End
Portion of expenditures for salaries of officers charged at period end. Does not include allocated share-based compensation, pension and post-retirement benefit expense or other labor-related non-salary expense. For commercial and industrial companies, excludes any direct and overhead labor that is included in cost of goods sold.
O, 2025, Q4 Dividends [Member]
Information by distribution of earnings to shareholder. Includes, but is not limited to, distribution paid and declared.
Costamare Shipping Company SA and Costamare Shipping Services Ltd. [Member]
Information pertaining to Costamare Shipping Comany SA and Costamare Shipping Services Ltd.
cmre_ManagementFeePerDayPerVesselUnderBareboatCharter
Management Fee Per Day, Per Vessel Under Bareboat Charter
The amount of management fee per day, per vessel under bareboat charter.
STOCKHOLDERS’ EQUITY:
Equity Components [Axis]
cmre_ConstructionSupervisoryFee
Construction Supervisory Fee
This item represents the commission payable to Managers upfront in lieu of the fixed management fee.
cmre_ManagementFeePerDayPerVessel
Management Fee Per Day, Per Vessel
The amount of management fee per day per vessel.
cmre_LongtermPurchaseCommitmentToBePaidYearFour
2030
The minimum amount the entity agreed to spend under the long-term purchase commitment to be paid in the fourth fiscal year.
cmre_NumberOfSubsidiariesInvolvedInArbitration
Number of Subsidiaries Involved in Arbitration
Represents the number of subsidiaries involves in arbitration.
cmre_AnnualFeeToRelatedParties
Annual Fee to Related Parties
Annual fee for services provided by Costamare Shipping and/ or Costamare Services as at period end
cmre_NumberOfVesselsUnderSaleAndLeasebackAgreements
Number of Vessels Under Sale and Leaseback Agreements
Represents the number of vessels under sale and leaseback agreements.
cmre_CommissionChargedOnCharterHireAgreements
Commission Charged on Charter Hire Agreements
This item represents the commission as a percentage paid to Managers on charter hire agreements.
O, 2025, Q4 October 15, 2025 to January 14, 2026, Dividends [Member]
Related to dividends.
O, 2026, Q1,January 15, 2026 to April 14, 2026, Dividends [Member]
Related to dividends.
Equity Component [Domain]
cmre_WorkingCapitalSecurityPerVessel
Working Capital Security Per Vessel
The per vessel amount hold by a third party manager as working capital security in accordance with the management agreement between the reporting entity and the third party manager.
Offsetting Liabilities [Table]
cmre_FairValueOfSharesIssuedToManager
Fair Value of Shares Issued to Manager
Represents the fair value of shares issued to managers.
cmre_WorkingCapitalSecurity
Working Capital Security
The total amount hold by a third party manager as working capital security in accordance with the management agreement between the reporting entity and the third party manager.
Equity [Text Block]
AOCI Attributable to Parent [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Plange Shipping Co. and Six Other Companies Loan Agreement [Member]
Relating to Plange Shipping Co. and six other companies loan agreement.
cmre_PercentageOwnership
Percentage Ownership
This item represents the percentage of ownership of a related party.
Refinance Loan with Schofield Maritime Co. and Eight Other Companies [Member]
Relating to a refinance loan with Schofield Maritime Co. and 8 other companies.
NML Loan 21 [Member]
Relating to NML Loan 21.
N M L Loan 20 [Member]
Relating to NML Loan 20.
Financial Instruments Disclosure [Text Block]
Other Financing Arrangements [Member]
Relating to other financing arrangements.
Schedule of Derivative Assets and Liabilities at Fair Value [Table Text Block]
Tabular disclosure of derivative assets and liabilities at fair value.
Six Pre- and Post-delivery Financial Agreements [Member]
Relating to six pre- and post- delivery financial agreements.
Six Pre- and Post-delivery Financial Agreements 2 [Member]
Relating to six pre- and post- delivery financial agreements.
Subsequent Event Type [Domain]
Subsequent Event [Table]
JERSEY
Subsequent Event Type [Axis]
Walston Shipping Co. [Member]
Relating to Walston Shipping Co.
LIBERIA
cmre_NumberOfVesselsProvidedAsCollateralsToSecureLoans
Number of Vessels Provided as Collaterals to Secure Loans
The number of vessels provided as collaterals to secure loans as of the reporting period.
cmre_CarryingValueOfVesselsProvidedAsCollateralsToSecureLoans
Carrying Value of Vessels Provided as Collaterals to Secure Loans
The carrying value of vessels provided as collaterals to secure loans as of the reporting period.
cmre_VesselsAtCost
Beginning Balance, Vessel Cost
Ending Balance, Vessel Cost
Cost of vessels, including contract price and any material expenses incurred upon acquisition (initial repairs, improvements and delivery expenses, interest and on-site supervision costs incurred during the construction periods).
Schedule of Deferred Charges [Table Text Block]
Tabular disclosure relating to deferred charges including additions, amortization and write-offs of financing cost and vessels drydocking costs. And if applicable transfers to assets held for sale.
Deferred Charges [Text Block]
The entire disclosure for deferred charges.
MARSHALL ISLANDS
cmre_DeferredChargesAdditions
Additions
Represents the amount of additions to deferred charges.
cmre_USRelatedGrossTransportationIncomeThatTaxApplies
US Related Gross Transportation Income That Tax Applies
The percentage of United States related gross transportation income on which tax applied, unless an exemption applies.
Interest Finance Costs [Text Block]
Tabular disclosure of interest and finance costs and amortization of financing costs.
Supplemental Cash Information:
Leaseback Vessel, June 2026 [Member]
Represents leaseback vessel.
Time charter assumed
O 2026 Q3 Dividends [Member]
Information pertaining to dividends.
Leaseback Vessel Under Construction, November 2024 2 [Member]
Represents leaseback vessel under construction.
Interest Finance Costs [Table Text Block]
Tabular disclosure of interest and debt related expenses.
CURRENT LIABILITIES:
Leaseback Vessel Under Construction, November 2024 3 [Member]
Represents leaseback vessel under construction.
Leaseback Vessel, April 2026 [Member]
Represents a leaseback vessel.
Leaseback Vessel Under Construction, November 2024 [Member]
Represents leaseback vessel under construction.
us-gaap_LiabilitiesCurrent
Total current liabilities
Leaseback Vessel, March 2026 [Member]
Represents leaseback vessel.
Leaseback Vessel, March 2026 2 [Member]
Represents leaseback vessel.
us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss
Operating loss
cmre_AnnualFeeToRelatedPartiesCharteredInCurrentPeriod
Annual Fee to Related Parties, Chartered in Current Period
Annual fee for services provided by Costamare Shipping and/ or Costamare Services chartered in the current period.
Common Stock Issued for the Services Agreement [Member]
Refers to information regarding common stock issued for the services agreement.
Beardmore Maritime Co. and Four Other Companies [Member]
Relating to Beardmore Maritime Co. and Four Other Companies.
Leaseback Vessel, July 2026 [Member]
Represents leaseback vessel.
Leaseback Vessel, July 2026 2 [Member]
Represents leaseback vessel.
Common Stock Issued for Dividend Reinvestment Plan [Member]
Refers to information regarding common stock issued for the dividend reinvestment plan.
Customer Concentration Risk [Member]
Benedict Maritime Co. [Member]
Investment in Benedict Maritime Co.
Long-Term Debt [Text Block]
Other Commitments [Table]
Bertrand Maritime Co. [Member]
Investment in Bertrand Maritime Co.
Beardmore Maritime Co. [Member]
Investment in Beardmore Maritime Co.
Sykes Maritime Co. [Member]
Investment in Sykes Maritime Co.
Net investment in sales-type lease vessels
us-gaap_SalesTypeLeaseNetInvestmentInLeaseAfterAllowanceForCreditLoss
Investment in leaseback vessels (Note 11(b))
Net investment in sales type lease vessels, non-current (Note 11(c))
Non-controlling interest (Note 1)
cmre_NumberOfVesselsUnderConstruction
Number of Vessels Under Construction
The number of vessels under construction.
us-gaap_SalesTypeAndDirectFinancingLeasesInterestIncome
Sales-type and Direct Financing Leases, Interest Income
us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths
2027
Other Assets Disclosure [Text Block]
cmre_RevenueDaysPerAnnum
Revenue Days Per Annum (Day)
The number of assumed revenue days used in the calculation of the contracted revenue.
Investment in leaseback vessels, non-current (Note 11(b))
cmre_TimeCharterArrangementsRemainingTermsPeriod
Time Charter Arrangements Remaining Terms Period (Month)
The remaining terms period (in total months) of the contracted time charter agreements, including the contracted time charter agreements of vessels under construction, from the end of the reporting period.
- Issuance of common stock (Notes 4 and 14)
Stock Issued During Period, Value, New Issues
Schedule of Non Cancelable Long-Term Time Charter Contracts [Table Text Block]
Tabular disclosure of the long term time charter contracted revenue.
cmre_UnbilledReceivablesNotBillableAmountExpectedToBeCollectedInYearTwo
2028
Amount of receivables under long-term contracts that have not been billed and were not billable that are expected to be collected in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
- Dividends to non-controlling shareholders of subsidiary
us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Subsidiary, Ownership Percentage, Noncontrolling Owner
Future Minimum Contractual Charter Revenues Assumptions [Member]
Refers to information regarding future minimum contractual charter revenues assumptions.
us-gaap_MinorityInterestOwnershipPercentageByParent
Subsidiary, Ownership Percentage, Parent
Long-term debt
us-gaap_DebtInstrumentCarryingAmount
Long-Term Debt, Gross
us-gaap_DebtInstrumentFairValue
Debt Instrument, Fair Value Disclosure
Unearned Revenues Regarding Hires Collected in Advance [Member]
Refers to information regarding unearned revenues regarding hires collected in advance.
Dividend reinvested in common stock of the Company
cmre_UnbilledReceivablesNotBillableAmountExpectedToBeCollectedInYearThree
2029
Amount of receivables under long-term contracts that have not been billed and were not billable that are expected to be collected in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
us-gaap_DebtInstrumentFaceAmount
Debt Instrument, Face Amount
us-gaap_LongtermDebtWeightedAverageInterestRate
Long-Term Debt, Weighted Average Interest Rate, at Point in Time
Accrued charter revenue, Unearned revenue and Time charter assumed, current and non-current [Text Block]
Includes entire disclosure for accrued and deferred revenue.
CURRENT ASSETS:
Schedule of Debt [Table Text Block]
Unearned Revenues Regarding Charter Revenues Resulting from Varying Charter Rates [Member]
Refers to information regarding unearned revenues from charter revenues resulting from varying charter rates.
Schedule of Unbilled Receivables, Not Billable at Balance Sheet Date [Table Text Block]
A schedule of unbilled receivables under long-term contracts that have not been billed and were not billable.
us-gaap_AssetsCurrent
Total current assets
- Issuance of common stock (Notes 4 and 14) (in shares)
Stock Issued During Period, Shares, New Issues (in shares)
us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan
Stock Issued During Period, Shares, Dividend Reinvestment Plan (in shares)
Debt Instrument, Name [Domain]
us-gaap_DebtInstrumentInterestRateStatedPercentage
Debt Instrument, Interest Rate, Stated Percentage
us-gaap_DebtInstrumentInterestRateDuringPeriod
Debt Instrument, Interest Rate During Period
Related and Nonrelated Parties [Axis]
us-gaap_TreasuryStockSharesAcquired
Treasury Stock, Shares, Acquired (in shares)
- Net income (1)
us-gaap_NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest
us-gaap_DebtInstrumentPeriodicPayment
Debt Instrument, Periodic Payment, Total
Cash Flows From Operating Activities of Continuing Operations:
Schedule of Long-Term Debt Instruments [Table]
us-gaap_NetCashProvidedByUsedInDiscontinuedOperations
Net cash used in discontinued operations
Debt Instrument [Axis]
us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Net Cash provided by Operating Activities from Continuing Operations
cmre_NumberOfMajorityOwnedSubsidiaries
Number of Majority Owned Subsidiaries
The number of majority owned subsidiaries.
cmre_InvestmentAgreedAmount
Investment, Agreed Amount
Amount agreed to invest.
us-gaap_SharesIssuedPricePerShare
Shares Issued, Price Per Share (in dollars per share)
Cash flows of discontinued operations:
cmre_CarryingCapacityOfVesselsAtPeriodEndTEU
Carrying Capacity of Vessels at Period End (TEU)
This element represents the carrying capacity of vessels in TEUs (twenty-foot equivalet units) as at the end of each reporting period.
Settlements of short-term investments
cmre_NumberOfSubsidiaries
Number of Subsidiaries
The number of subsidiaries owned by the entity.
cmre_NumberOfVessels
Number of Vessels
This element represents the number of vessels owned and operated as at the end of each reporting period.
Accounting Policies [Abstract]
Common Stock Issued to Costamare Shipping Services Ltd. [Member]
Refers to information regarding common stock issued for Costamare Shipping Services Ltd.
cmre_TermLoanValueMaintenanceClauses
Term Loan, Value Maintenance Clauses
The required fair market value of vessels in relation to the outstanding principal amount on loans.
us-gaap_DeferredFinanceCostsGross
Debt Issuance Costs, Gross
Schedule of Financing Costs [Table Text Block]
The tabular disclosure of financing costs associated with outstanding debts.
Additions
Finance costs that have been incurred and deferred during the period.
Konstantakopoulos Family [Member]
Refers to information regarding the Konstantakopoulos family.
Segments [Axis]
Financing costs, non-current portion
Amount, after accumulated amortization, of debt and capital lease issuance costs classified as noncurrent.
cmre_LongtermDebtGrossCurrentMaturities
Long-term Debt, Gross, Current Maturities
Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.
cmre_DeferredFinancingCostsIncludingCapitalLeaseNet
Balance, at beginning of the period
Balance, at end of the period
Amount, after accumulated amortization, of debt and capital lease issuance costs.
cmre_DeferredFinanceCostsIncludingCapitalLeasesNetCurrent
Less: Current portion of financing costs
Amount, after accumulated amortization, of debt and capital lease issuance costs classified as current.
Deferred charges, net (Note 9)
Balance
Balance
us-gaap_NetIncomeLoss
Net income attributable to Costamare Inc.
Net income attributable to Costamare Inc.
us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
Net income available to Common Stockholders
Net income available to common stockholders
EXPENSES:
us-gaap_ConversionOfStockSharesIssued1
Conversion of Stock, Shares Issued (in shares)
Accumulated Other Comprehensive Income (Loss) [Table]
Accrued charter revenue (Note 12)
Current portion of revenue earned, but not collected, resulting from charter agreements providing for varying annual charter rates over their terms, which were accounted for on a straight-line basis at their average rates.
Other Third-party Managers [Member]
Represents other third-party managers.
Accounting Standards Update and Change in Accounting Principle [Table]
us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestIncome
Interest income
us-gaap_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense
General and administrative expenses
us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization
Depreciation
us-gaap_InterestAndDebtExpense
Interest and finance costs (Note 16)
Total
Interest and finance costs
us-gaap_NonoperatingIncomeExpense
Total other expenses, net
us-gaap_LiabilitiesNoncurrent
Total non-current liabilities
OTHER NON-CURRENT ASSETS:
us-gaap_DividendsCommonStock
- Dividends – Common stock (Note 14)
us-gaap_DividendsPreferredStock
Dividends, Preferred Stock
NON-CURRENT LIABILITIES:
us-gaap_LessorDirectFinancingLeaseTermOfContract1
Lessor, Direct Financing Lease, Term of Contract (Year)
Schedule of Derivatives In ASC 815 Cash Flow Hedging Relationships [Table Text Block]
Tabular disclosure of the effective portion of the gains and losses on derivative instruments designated (and non-derivative instruments) designated and qualifying in cash flow hedges and net investment hedges that was recognized in other comprehensive income (loss) as well as the ineffective portion recognized in the income statement during the current period.
cmre_QuarterlyFeeToRelatedParties
Quarterly Fee to Related Parties
Quarterly fee for services provided by Costamare Shipping and/ or Costamare Services as at period end.
Schedule of Derivatives Not Designated as Hedging Instruments under ASC 815 [Table Text Block]
Tabular disclosure of the gain and losses on derivative instruments not designated as hedging instruments that was recognized in the income statement during the current period.
Document Information [Line Items]
cmre_QuarterlyFeeToRelatedPartiesShares
Quarterly Fee to Related Parties, Shares (in shares)
Quarterly fee, in shares, for services provided by Costamare Shipping and/ or Costamare Services as at period end.
Unearned revenue, net of current portion (Note 12)
Non-current portion
Document Information [Table]
Unearned revenue (Note 12)
Less current portion
Weighted average number of shares, basic and diluted (Note 15) (in shares)
Weighted average number of common shares, basic and diluted (in shares)
us-gaap_UnrealizedGainLossOnInvestments
Increase in short-term investments
Derivative Instrument [Axis]
Title and Position [Domain]
Leaseback Vessel, April 2024 [Member]
Represents leaseback vessel.
us-gaap_NumberOfForeignCurrencyDerivativesHeld
Number of Foreign Currency Derivatives Held
Navilands [Member]
Information pertaining to the related parties.
Restricted cash – non-current portion
Restricted cash, non-current (Note 1)
Customer [Domain]
Amendment Flag
Common Stock [Member]
Loans Agreements, One NML Subsidiary 2 [Member]
Represents loans agreements with 1 NML subsidiary.
Long-Lived Asset, Class [Domain]
Loans Agreements, One NML Subsidiary [Member]
Represents loans agreements with 1 NML subsidiary.
Legal Entity [Axis]
Loans Agreements, One NML Subsidiary 3 [Member]
Represents loans agreements with 1 NML subsidiary.
N M L Loan 5 [Member]
Represents NML Loan 5.
NML Loan 4 [Member]
Represents NML Loan 4
Non-Cash Investing and Financing Activities:
N M L Loan 7 [Member]
Represents NML Loan 7.
N M L Loan 6 [Member]
Represents NML Loan 6
Loans Agreements, Three NML Subsidiaries [Member]
Represents loans agreements with 3 NML subsidiaries.
Entity [Domain]
Loans Agreements, One NML Subsidiary 4 [Member]
Represents loans agreements with 1 NML subsidiary.
Entity Central Index Key
Loans Agreements, Two NML Subsidiaries 4 [Member]
Represents loans agreements with 2 NML subsidiaries.
Entity Registrant Name
N M L Loan 11 [Member]
Represents NML Loan 2.
N M L Loan 9 [Member]
Represents NML Loan 9.
N M L Loan 8 [Member]
Represents NML Loan 8.
N M L Loan 10 [Member]
Represents NML Loan 10.
us-gaap_PreferredStockDividendsPerShareCashPaid
Preferred Stock, Dividends, Per Share, Cash Paid (in dollars per share)
FIXED ASSETS, NET:
us-gaap_DerivativeNotionalAmount
Derivative, Notional Amount
us-gaap_DerivativeNumberOfInstrumentsHeld
Derivative, Number of Instruments Held
us-gaap_OperatingIncomeLoss
Operating income
Hedging Designation [Domain]
us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet
Derivative Assets (Liabilities), at Fair Value, Net
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Fair value of derivatives (Notes 18 and 19)
us-gaap_PreferredStockDividendsIncomeStatementImpact
Earnings allocated to Preferred Stock (Note 15)
Less: paid and accrued earnings allocated to Preferred Stock
Derivative Instruments and Hedging Activities Disclosure [Text Block]
Total revenues
us-gaap_Revenues
Revenues
REVENUES:
Fair value of derivatives, non-current portion (Notes 18 and 19)
Inventory, Current [Table]
us-gaap_DerivativeLiabilitiesCurrent
Fair value of derivatives (Notes 18 and 19)
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]
Derivative [Table]
Preferred Stock [Member]
Related Party Transaction [Domain]
Related Party Transaction [Axis]
Other comprehensive income / (loss):
Earnings Per Share [Text Block]
Hedging Designation [Axis]
us-gaap_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid
us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
Net income attributable to the non-controlling interest (Note 15)
Segment profit
us-gaap_ProfitLoss
Net income
Net income:
Second group of six newbuild container vessels [member]
Second group of six newbuild container vessels
Other, net
Other, net
us-gaap_SaleLeasebackTransactionLeaseTerm
Sale Leaseback Transaction, Lease Term (Year)
Total Assets
us-gaap_Assets
Total assets
Four Pre- and Post-delivery Financial Agreements [Member]
Four Pre- and Post-delivery Financial Agreements
Geographical [Domain]
Geographical [Axis]
Leaseback Vessel, August 2026 [Member]
Leaseback Vessel, August 2026
us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest
Add: Net loss attributable to non-controlling interest in subsidiaries, discontinued operations
us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity
Less: Net income attributable to non-controlling interest in subsidiaries, continuing operations
Net income from continuing operations
us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
Net income from continuing operations
Net income from continuing operations
Customer [Axis]
Asset Management Arrangement [Member]
us-gaap_DepreciationDepletionAndAmortization
Depreciation (Notes 8, 11 and 20)
Depreciation
us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense
Interest and finance costs
Disposal Group Name [Domain]
Interest income
Interest income
us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
Total comprehensive income attributable to the non-controlling interest
us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue
Voyage revenue
us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
Total comprehensive income for the period
us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense
Vessels’ operating expenses
us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
Total stockholders’ equity
Balance
Balance
Disposal Groups, Including Discontinued Operations [Table]
Disposal Group Name [Axis]
us-gaap_DeferredFinanceCostsCurrentNet
Debt Issuance Costs, Current, Net
Parent [Member]
Hedging Relationship [Domain]
Noncontrolling Interest [Member]
Insurance claims receivable
us-gaap_PaymentsOfDividends
Dividends paid
Stock, Class of Stock [Table]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Domain]
us-gaap_PaymentsOfDistributionsToAffiliates
Payments of Distributions to Affiliates
Cash contribution to spun-off entities
Consolidation, Less-than-Wholly-Owned Subsidiary, Parent Ownership Interest, Effect of Change [Table]
Chairman and Chief Executive Officer, Konstantinos Konstantakopoulos [Member]
Related to Chairman and Chief Executive Officer, Konstantinos Konstantakopoulos.
Other current liabilities
Other non-current liabilities
Leaseback Vessel, July 2024 [Member]
Relating to leaseback vessel, July 2024.
COMMITMENTS AND CONTINGENCIES (Note 13)
Statistical Measurement [Axis]
us-gaap_DividendsPayableAmountPerShare
Dividends Payable, Amount Per Share (in dollars per share)
us-gaap_PreferredStockRedemptionPricePerShare
Preferred Stock, Redemption Price Per Share (in dollars per share)
cmre_UnbilledReceivablesNotBillableAmountExpectedToBeCollectedInYearOne
2027
Amount of receivables under long-term contracts that have not been billed and were not billable that are expected to be collected in the first fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
Financial Instrument [Axis]
Minimum [Member]
Statistical Measurement [Domain]
Maximum [Member]
Counterparty Name [Axis]
us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
Discontinued Operations [Text Block]
Information relating to the business' discontinued operations.
cmre_NumberOfControlledCompaniesDryBulkVesselsPreviouslyOwnedOrTobesold
Number of Controlled Companies, Dry Bulk Vessels Previously Owned or To-Be-Sold
The number of controlled companies that have previously owned and sold or have agreed to sell their dry bulk vessels.
cmre_NumberOfControlledCompaniesDryBulkVesselsOwned
Number of Controlled Companies, Dry Bulk Vessels Owned
The number of controlled companies that currently own dry bulk vessels.
cmre_NumberOfControlledCompaniesDryBulkVesselsTobeacquired
Number of Controlled Companies, Dry Bulk Vessels To-Be-Acquired
The number of controlled companies which will be used for future dry bulk vessel acquisitions.
us-gaap_DividendsCommonStockCash
Dividends, Common Stock, Cash
Dry Bulk-Related Business [Member]
The dry bulk-related business.
Major Customers A, B, C, D and E [Member]
Represents major customer A, B, C, D and E.
Financial Instruments [Domain]
us-gaap_DividendsPreferredStockCash
Dividends, Preferred Stock, Cash
- Dividends – Preferred stock (Note 14)
cmre_CharterinHireExpensesDiscontinuedOperation
Charter-in hire expenses
Amount of expense for charter-in hire from discontinued operations.
cmre_VoyageExpensesDiscontinuedOperation
Voyage expenses
Expenses paid (from discontinued operations) to third parties primarily consisting of port, canal and bunker expenses, commissions that are unique to a particular charter and are paid for by the charterer under time charter arrangements or by the company under voyage charter arrangements, and commissions that are paid directly to brokers by the company.
cmre_ManagementFeesRelatedPartiesDiscontinuedOperation
Management and agency fees-related parties
Fees paid to related parties for providing the company with technical, crewing, bunkering, accounting, provisions, sale, purchase services, as well as general administrative, certain commercial services, director and officer related insurance services, from discontinued operations.
Weighted Average [Member]
cmre_VoyageExpensesRelatedPartiesDiscontinuedOperation
Voyage expenses-related parties
Expenses paid to related parties primarily consisting of commissions and fees, which are paid for by the company, regardless of the charter type, from discontinued operations.
Counterparty Name [Domain]
cmre_NonoperatingIncomeExpenseDiscontinuedOperation
Total other expenses, net
The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business), from discontinued operations.
cmre_ForeignExchangeGainsLossesInOperatingIncomeLossDiscontinuedOperation
Foreign exchange gains
Represents the amount of foreign exchange gains (losses) included in operating income (loss) during the period, from discontinued operations.
cmre_OtherNonoperatingIncomeExpenseDiscontinuedOperation
Other, net
Amount of income (expense) related to nonoperating activities, classified as other, from discontinued operations.
cmre_GainLossOnInterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsDiscontinuedOperation
Loss on derivative instruments, net
Amount of gain (loss) included in earnings for the period from the increase (decrease) in fair value of interest rate derivatives not designated as hedging instruments, from discontinued operations.
cmre_GainLossOnSaleOfVesselsDiscontinuedOperation
Loss on sale of vessels, net
The difference between the sale price or salvage price and the book value of a vessel that was sold during the reporting period, from discontinued operations. This element refers to the gain (loss).
cmre_AmortizationDeferredDrydockingAndSpecialSurveyDiscontinuedOperation
Amortization of dry-docking and special survey costs
Amortization of deferred drydocking and special survey costs from discontinued operations.
cmre_VesselImpairmentLossDiscontinuedOperation
Vessel impairment loss
Amount of write-down of vessels recognized in the income statement, from discontinued operations.
cmre_GainLossOnAssetsHeldForSaleDiscontinuedOperation
Loss on vessel held for sale
Related to the gain (loss) on assets held for sale, from discontinued operations.
Dividends [Axis]
Dividends [Domain]
Continuing Operations [Member]
Continuing operations.
Loans Agreement with Sykes Maritime Co. [Member]
The loan agreement with Sykes Maritime Co.
Adjustments to reconcile net income from Continuing operations to net cash provided by operating activities:
N M L Loan 16 [Member]
The 16th NML Loan.
N M L Loan 17 [Member]
The 17th NML Loan.
Consolidation Items [Axis]
Cash and Cash Equivalent [Table]
Title and Position [Axis]
Equity based payments
Subsequent Event [Member]
Consolidation Items [Domain]
Leaseback Vessel, April 2025 [Member]
Represents the leaseback vessel.
Leaseback Vessel, May 2025 [Member]
Represents the leaseback vessel.
Leaseback Vessel, April 2025 2 [Member]
Represents the leaseback vessel.
Unrealized income / (loss) on cash flow hedges, net (Notes 18 and 20)
Interest rate swaps, cross-currency swaps, and interest rate caps (included component)
us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax
Leaseback Vessel, June 2025 5 [Member]
Represents the leaseback vessel.
Leaseback Vessel, June 2025 4 [Member]
Represents the leaseback vessel.
Leaseback Vessel, June 2025 7 [Member]
Represents the leaseback vessel.
Leaseback Vessel, June 2025 6 [Member]
Represents the leaseback vessel.
us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax
Reclassification to Interest and finance costs
Leaseback Vessel, June 2025 [Member]
Represents the leaseback vessel.
Leaseback Vessel, May 2025 2 [Member]
Represents the leaseback vessel.
Leaseback Vessel, June 2025 3 [Member]
Represents the leaseback vessel.
Leaseback Vessel, June 2025 2 [Member]
Represents the leaseback vessel.
us-gaap_OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsAfterTax
Reclassification of amount excluded from the interest rate caps assessment of effectiveness based on an amortization approach to Interest and finance costs (Notes 16, 18 and 20)
Reclassification of amount excluded from the interest rate caps assessment of hedge effectiveness based on an amortization approach to Interest and finance costs
cmre_NumberOfInterestRateDerivativesTerminated
Number of Interest Rate Derivatives Terminated
Number of interest rate derivative instruments terminated by the entity at the reporting date.
O 2024 Q4 Dividends [Member]
Information by distribution of earnings to shareholder. Includes, but is not limited to, distribution paid and declared.
Interest rate caps (excluded component) (1)
us-gaap_OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAfterTax
Leaseback Vessel, June 2025 9 [Member]
Represents the leaseback vessel.
Leaseback Vessel, June 2025 8 [Member]
Represents the leaseback vessel.
us-gaap_PreferredStockParOrStatedValuePerShare
Preferred Stock, Par or Stated Value Per Share (in dollars per share)
cmre_AmountsPaidToThirdPartyManagers
Amounts Paid to Third Party Managers
Represents the amount paid to third party managers.
cmre_JointVentureOwnershipPercent
Joint Venture, Ownership, Percent
The percent stake each party has in the joint venture.
Note 10.B [Member]
Represents Note 10.B.
FX Option, Zero Cost Collar [Member]
The FX option with a zero cost collar.
Note 10.A.2 [Member]
Represents Note 10.A.2.
Cross-Currency Swap [Member]
A cross-currency swap.
cmre_AmountsReclassifiedFromNetSettlementsOnInterestRateSwapsQualifyingForHedgeAccountingToDepreciationAttributableToNoncontrollingInterest
Amounts Reclassified from Net Settlements on interest Rate Swaps, Qualifying for Hedge Accounting to Depreciation, Attributable to Noncontrolling Interest
This element represents the amounts reclassified from Net settlements on interest rate swaps qualifying for hedge accounting to Depreciation, attributable to noncontrolling interest.
Statement [Table]
Leaseback Vessel, July 2025 2 [Member]
Represents the leaseback vessel.
Leaseback Vessel, July 2025 [Member]
Represents the leaseback vessel.
Kalamata Shipping Corporation et al [Member]
Relating to Kalamata Shipping Corporation et al.
cmre_OtherComprehensiveIncomeLossDerivativeEffectivePortionOfChangesInFairValueNet
Other Comprehensive Income (Loss), Derivative, Effective Portion of Changes in Fair Value, Net
The effective portion of changes in the fair value of cash flow hedges.
Prepayments and other assets
srt_StockRepurchaseProgramAuthorizedAmount1
Stock Repurchase Program, Authorized Amount
Long-Term Debt, Type [Axis]
Ownership [Axis]
Ownership [Domain]
Consolidated Entities [Axis]
Consolidated Entities [Domain]
Foreign Exchange Forward and FX Option, Zero Cost Collar [Member]
The foreign exchange forwards and the zero cost collar FX option.
cmre_AdjustmentsToAdditionalPaidinCapitalChangeInNoncontrollingInterest
- Change in non-controlling interest of the subsidiary
The change in noncontrolling interest as it relates to adjustments of additional paid-in capital.
cmre_AdjustmentsToAdditionalPaidInCapitalDistributionsToShareholders
- Distribution to shareholders (Note 1)
The increase (decrease) to additional paid-in capital from issuances to shareholders.
Statement [Line Items]
us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
Share Repurchase Program, Remaining Authorized, Amount
Fair Value, Concentration of Risk [Table]
cmre_VesselsUnderTimeCharter
Vessels Under Time Charter
The number of vessels under time charter.
Proceeds from the settlement of insurance claims
Accounts payable
Accounts Payable, Current
us-gaap_FairValueHedgeLiabilitiesAtFairValue
Fair Value Hedge Liabilities
Capital contribution from non-controlling interest to subsidiary
us-gaap_FairValueHedgeAssetsAtFairValue
Fair Value Hedge Assets
Capetanissa Maritime Corporation et al. [Member]
Related to debt.
Achilleas Maritime Corporation et al. [Member]
Related to debt.
Proceeds from long-term debt and finance leases
Accrued liabilities
us-gaap_ProceedsFromIssuanceOfLongTermDebt
Proceeds from Issuance of Long-Term Debt
Nonrelated Party [Member]
Related Party [Member]
N M L Loan 13 [Member]
Represents information pertaining to NML Loan 13.
N M L Loan 12 [Member]
Represents NML Loan 12.
N M L Loan 15 [Member]
Represents information pertaining to NML loan 15.
NML Loan 14 [Member]
Represents information pertaining to NML Loan 14.
us-gaap_AssetsHeldForSaleNotPartOfDisposalGroup
Asset, Held-for-Sale, Not Part of Disposal Group
Vessels held for sale (Note 8)
O, 2025, Q1 Dividends [Member]
Information pertaining to dividends.
Loans Agreements, One NML Subsidiary 8 [Member]
Represents loans agreements with 1 NML subsidiary.
Loans Agreements, One NML Subsidiary 6 [Member]
Represents loans agreements with 1 NML subsidiary.
Loans Agreements, One NML Subsidiary 5 [Member]
Represents loans agreements with 1 NML subsidiary.
Loans Agreements, One NML Subsidiary 7 [Member]
Represents loans agreements with 1 NML subsidiary.
us-gaap_PaymentsOfFinancingCosts
Payment of financing costs
Leaseback Vessel, November 2024 [Member]
Represents leaseback vessels.
us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest
Other comprehensive (income) / loss attributable to the non-controlling interest (Note 20)
Leaseback Vessel, August 2024 [Member]
Represents leaseback vessels.
us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
Other comprehensive income / (loss) attributable to Costamare Inc.
Long-Term Debt, Type [Domain]
Fair Value, Inputs, Level 2 [Member]
us-gaap_ForeignCurrencyFairValueHedgeDerivativeAtFairValueNet
Foreign Currency Fair Value Hedge Derivative at Fair Value, Net
Fair Value, Inputs, Level 3 [Member]
Fair Value, Inputs, Level 1 [Member]
us-gaap_PropertyPlantAndEquipmentNet
Total fixed assets, net
Reddick Shipping Co. and Verandi Shipping Co. 3 [Member]
Related to debt.
us-gaap_GainLossOnDerivativeInstrumentsNetPretax
(Gain) / loss on derivative instruments, net
us-gaap_AccountsReceivableNet
Accounts Receivable, after Allowance for Credit Loss
us-gaap_AccountsReceivableBilledForLongTermContractsOrPrograms
Total
Accounts receivable, net (Note 4)
Accounts receivable, non-current (Note 4)
Cash Flows From Investing Activities of Continuing Operations:
Gain on derivative instruments, net
Gain on derivative instruments, net (Note 18)
us-gaap_GainLossOnForeignCurrencyFairValueHedgeDerivatives
Gain (Loss) on Foreign Currency Fair Value Hedge Derivatives
us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Net Cash used in Financing Activities from Continuing Operations
Cash Flows From Financing Activities of Continuing Operations:
us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Net Cash used in Investing Activities from Continuing Operations
Net cash used in Financing Activities from discontinued operations
Beginning Balance, Accumulated Depreciation
Ending Balance, Accumulated Depreciation
us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Net cash provided by Operating Activities from discontinued operations
us-gaap_PaymentsToAcquireLeaseReceivables
Payments to Acquire Lease Receivables
Net cash provided by Investing Activities from discontinued operations
Accumulated other comprehensive income (Notes 18 and 20)
us-gaap_PaymentsToAcquireInvestments
Payments to acquire short-term investments
us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates
Acquisition of non-controlling interest in subsidiary
us-gaap_GeneralAndAdministrativeExpense
General and administrative expenses
General and administrative expenses
cmre_NumberOfControlledCompanies
Number of Controlled Companies
Information pertaining to the number of controlled entities.
Additional paid-in capital
us-gaap_PaymentsToAcquireProductiveAssets
Payments to Acquire Productive Assets
Costamare Shareholders [Member]
Relating to Costamare Shareholders.
O, 2025, Q1, January 15, 2025 to April 14, 2025 Dividends [Member]
Relating to dividends from January 15, 2025 to April 14, 2025.
us-gaap_AmortizationOfFinancingCostsAndDiscounts
Amortization and write-off of financing costs
O, 2024, Q4 October 15, 2024 to January 14, 2025, Dividends [Member]
Relating to ordinary dividends from October 15, 2024 to January 14, 2025.
Company Incorporated Under Laws of Jersey [Member]
Represents company incorporated under the laws of Jersey.
cmre_PaymentsForInvestmentsInLeasebackVesselsInvestingActivities
Issuance of investments in leaseback vessels
Amount of cash outflow for investments in leaseback vessels, classified as investing activities.
Neptune Maritime Leasing Limited (“NML”) [Member]
Represents Neptune Maritime Leasing Limited (“NML”).
Neptune Global Finance Ltd. (“NGF”) [Member]
Represents Neptune Global Finance Ltd. (“NGF”).
cmre_FeePercentageOnCommittedCapitalToBeInvested
Fee Percentage on Committed Capital to be Invested
Percentage of fee on committed capital to be invested.
cmre_FeePercentageOnContributedCapitalInvested
Fee Percentage on Contributed Capital Invested
Percentage of fee on contributed capital invested.
us-gaap_GainLossOnSaleOfDerivatives
Gain (Loss) on Sale of Derivatives
Codrus [Member]
Represents Codrus.
us-gaap_Depreciation
Depreciation
Financial And Strategic Advice [Member]
Represents financial and strategic advice.
Class of Stock [Domain]
Forward Currency Contracts [Member]
Represents forward currency contracts.
us-gaap_TreasuryStockValue
Treasury stock (Note 14)
Lessee and Lessor, Finance Leases [Text Block]
The entire disclosure for finance leases of lessee and lessor.
Amortization of deferred revenue
Amount of amortization of deferred revenue recognized in the income statement.
Leaseback Vessel, April 2023 [Member]
Represents leaseback vessel.
Leaseback Vessel, June 2023 [Member]
Represents leaseback vessel.
Leaseback Vessel, May 2023 [Member]
Represents leaseback vessel.
Leaseback Vessel, December 2022, 2 [Member]
Represents leaseback vessel.
Leaseback Vessel, December 2022, 1 [Member]
Represents leaseback vessel.
Sales-type Lease, Net Investment in Lease [Table Text Block]
Tabular disclosure for sales-type lease, net investment in lease.
cmre_DeferredRentRecognized
Deferred Rent Recognized
Amount of deferred rent recognized in a non-cash investing or financing activity.
Vela and Vulpecula [Member]
Represents Vela and Vulpecula.
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Table Text Block]
Tabular disclosure of cash and cash equivalents unrestricted and restricted as to withdrawal or usage.
Operating Segments [Member]
cmre_NumberOfVesselsAcquired
Number of Vessels Acquired
The number of vessels acquired during the period.
Segments [Domain]
Capetanissa Maritime Corporation and Berg Shipping Co. Loan Agreement [Member]
Represents loan agreement by Capetanissa Maritime Corporation and Berg Shipping Co.
Alford Shipping Co., Finney Shipping Co., Kalamata Shipping Corporation, Nisbet Shipping Co. and Novara Shipping Co. Loan Agreement [Member]
Represents loan agreement by Alford Shipping Co., Finney Shipping Co., Kalamata Shipping Corporation, Nisbet Shipping Co. and Novara Shipping Co.
us-gaap_LongTermPurchaseCommitmentAmount
Long-Term Purchase Commitment, Amount
Total
Unguaranteed residual value
us-gaap_SalesTypeLeaseNetInvestmentInLeaseAllowanceForCreditLoss
Long-Term Purchase Commitment, Category of Item Purchased [Domain]
Category of Item Purchased [Axis]
Long-Term Purchase Commitment [Table Text Block]
cmre_DeferredFinanceCostsAmortizationAndWriteoff
Amortization and write-off
The amount of amortization and write-offs related to deferred finance costs.
Earnings per common share, basic and diluted – Continuing operations (Note 15) (in dollars per share)
Earnings per common share, basic and diluted, continuing operations (in dollars per share)
Polar Brasil [Member]
Represents Polar Brasil.
Income Statement [Abstract]
Backend Fee [Member]
Represents the contingent deferred payment (backend fee).
cmre_CouponPayableToMinorityInterest
Coupon Payable to Minority Interest
Amount of coupon payable to minority interest.
cmre_NumberOfHandysizeBulkersSold
Number of Handysize Bulkers Sold
Number of handysize bulkers sold.
- Issuance of subsidiary shares to non-controlling interest (Note 1 and 11(b))
Amount of increase (decrease) in noncontrolling interest from subsidiary issuance of equity interests to noncontrolling interest holders.
us-gaap_NumberOfReportableSegments
Number of Reportable Segments
Losses per common share, basic and diluted – Discontinued operations (Note 15) (in dollars per share)
Losses per common share, basic and diluted, discontinued operations (in dollars per share)
Net Loss from discontinued operations (Note 3)
Net loss from discontinued operations
Net loss from discontinued operations
Less: Net loss from discontinued operations
Maersk Puelo [member]
Represents information pertaining to the Maersk Puelo vessel.
Six newbuild container vessels [member]
Represents information pertaining to the six newbuild container vessels.
us-gaap_TreasuryStockCommonShares
Balance (in shares)
Balance (in shares)
Acquisition by Third Parties [Member]
Represent acquisition by third parties.
us-gaap_AmortizationOfDeferredCharges
Amortization
Treasury Stock, Common [Member]
cmre_NumberOfDryBulkVessels
Number of Dry-bulk Vessels
The number of dry-bulk vessels owned by the company.
Amortization and write-off of financing costs
cmre_DailyBrokerageCommissionOnTimeCharter
Daily Brokerage Commission on Time Charter
The daily brokerage commission per day on time charters.
N M L Loan 18 [Member]
Represents information pertaining to NML loan 18.
us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet
Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net
N M L Loan 19 [Member]
Represents information pertaining to NML Loan 19.
Container Vessels Segment [Member]
Represents container vessels segment.
Unamortized Deferred Rent [Member]
Represents information pertaining to unamortized deferred rent.
cmre_NumberOfVesselsSurveyInProcess
Number of Vessels Survey in Process
The number of vessels that special survey for dry docking is still in process.
Income Tax Disclosure [Text Block]
Ainsley Maritime Co. and Ambrose Maritime Co. Loan Agreement [Member]
Represents the Ainsley Maritime Co. and Ambrose Maritime Co. loan agreement.
cmre_LongtermPurchaseCommitmentToBePaidYearTwo
2028
The minimum amount the entity agreed to spend under the long-term purchase commitment to be paid in the second fiscal year.
Loan Agreements with Beardmore and Fairbank Maritime Companies [Member]
Represents information pertaining to the loan agreements with Beardmore and Fairbank Maritime Companies.
cmre_LongtermPurchaseCommitmentToBePaidYearThree
2029
The minimum amount the entity agreed to spend under the long-term purchase commitment to be paid in the third fiscal year.
Hyde Maritime Co. and Skerrett Maritime Co. Loan Agreement [Member]
Represents the Hyde Maritime Co. and Skerrett Maritime Co. loan agreement.
us-gaap_DerivativeAverageForwardExchangeRate1
Derivative, Average Forward Exchange Rate
cmre_LongtermPurchaseCommitmentToBePaidYearOne
2027
The minimum amount the entity agreed to spend under the long-term purchase commitment to be paid in the next fiscal year.
Bank charges and other financing costs
The amount of bank charges and other financing costs.
Loan Agreement with 11 Companies [Member]
Represents the loan agreement with Achilleas Maritime Corporation, Angistri Corporation, Fanakos Maritime Corporation, Fastsailing Maritime Co., Lindner Shipping Co., Miko Shipping Co., Saval Shipping Co., Spedding Shipping Co., Tanera Shipping Co., Timpson Shipping Co. and Wester Shipping Co.
cmre_PreferredStockVotesPerShare
Preferred Stock, Votes per Share
The number of votes per share.
Kemp Maritime Co. Loan Agreement [Member]
Represents the Kemp Maritime Co. loan agreement.
us-gaap_RelatedPartyTransactionAmountsOfTransaction
Related Party Transaction, Amounts of Transaction
cmre_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFiveAndThereafter
2032 and thereafter
Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in sixth fiscal year following current fiscal year and thereafter. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).
Related and Nonrelated Parties [Domain]
Loan Agreements with Barkley Shipping Co. and Conley Shipping Co. [Member]
Represents information pertaining to the loan agreements with Barkley Shipping Co. and Conley Shipping Co.
Loan Agreements with Barkley and Conley Shipping Cos. and Bertrand and Schofield Maritime Co's. [Member]
Represents information pertaining to loan agreements with Barkley and Conley Shipping Cos. and Bertrand and Schofield Maritime Co's.
Related Party Transaction [Table]
Refinance Term Loans of 17 Companies [Member]
Represents the refinance term loan of 17 companies.
Related Party Transactions Disclosure [Text Block]
Refinance Term Loan to Vulpecula, Volans, Virgo and Vela and Tranche C of 11 Companies Term Loan [Member]
Represents the refinance term loan for Vulpecula, Volans, Virgo and Vela and term loan of 11 companies tranche C.
2032 and thereafter
cmre_ConstructionContractorReceivableExcludingContractRetainageYearSixAndThereafter
Amount of right to consideration in exchange for good or service transferred to customer under long-term contract or program when right to consideration is unconditional, excluding amount withheld under retainage provision in contract, to be collected in sixth fiscal year following current fiscal year and thereafter. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).
Loan Agreements with Bertrand Maritime Co. and Schofield Maritime Co. [Member]
Represents information pertaining to loan agreements with Bertrand Maritime Co. and Schofield Maritime Co.
Interest Rate Swap and Cross Currency Swap [Member]
Represents interest rate swaps and cross currency swap.
Glasserton, Lockton, Walston, Stewarton, Lenton, and Alton Shipping Co. [Member]
Glasserton, Lockton, Walston, Stewarton, Lenton, and Alton Shipping Co.
Fair Value Hierarchy and NAV [Domain]
Financing of Two Container Vessels [Member]
Financing of Two Container Vessels
Measurement Frequency [Domain]
Leaseback Vessel, January 2026 [Member]
Leaseback Vessel, January 2026
O 2026 Q1 Dividends [Member]
O 2026 Q1 Dividends
Leaseback Vessel, September 2025 3 [Member]
Represents the leaseback vessel.
us-gaap_RepaymentsOfLongTermDebt
Repayments of Long-Term Debt
Leaseback Vessel, November 2025 [Member]
Represents the leaseback vessel.
Leaseback Vessel, October 2025 [Member]
Represents the leaseback vessel.
Statement of Financial Position [Abstract]
Leaseback Vessel, August 2025 [Member]
Represents the leaseback vessel.
Leaseback Vessel, September 2025 2 [Member]
Represents the leaseback vessel.
Leaseback Vessel, September 2025 [Member]
Represents the leaseback vessel.
Vessels and advances, net (Note 8)
Leaseback Vessel, December 2025 2 [Member]
Represents the leaseback vessel.
Leaseback Vessel, December 2025 [Member]
Represents the leaseback vessel.
us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities
Repayment of long-term debt and finance leases
Sale Leaseback Transactions Regarding the Vessel Polar Brasil S&L [Member]
Represents ale leaseback transactions regarding the polar brasil S&L.
Fair Value, Recurring [Member]
Other segment items (2)
us-gaap_OtherCostAndExpenseOperating
us-gaap_IncreaseDecreaseInDeferredRevenue
Unearned revenue
Unearned Revenue
us-gaap_DeferredRevenue
us-gaap_IncreaseDecreaseInInsuranceSettlementsReceivable
Insurance claims receivable
Concentration risk percentage
Earnings per common share, basic and diluted - Total (Note 15) (in dollars per share)
Earnings per common share, basic and diluted (in dollars per share)
Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table]
Effective Income Tax Rate Reconciliation [Table]
Four Leaseback Vessels [Member]
Represents four leaseback vessels.
Restricted cash – current portion
us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
Restricted cash (Note 1)
Other liabilities
Business Combination [Domain]
Business Combination [Axis]
Disaggregation of Revenue [Table]
us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
Business Acquisition, Percentage of Voting Interests Acquired
us-gaap_DirectFinancingLeaseLeaseReceivable
Direct Financing Lease, Lease Receivable
Vessels and advances, net [Text block]
Disclosure of vessels net of accumulated depreciation, additions to vessels' cost and advances for vessel acquisitions and or vessels under construction.
Schedule of Vessels and Advances, Net [Table Text Block]
Tabular disclosure of the cost and accumulated depreciation of vessels that are used in the normal conduct of business to produce goods and services and not intended for resale and advances for vessel acquisitions and or vessels under construction.
cmre_AccruedCharterRevenueLiability
Accrued Charter Revenue Liability
The amount of accrued charter revenue liability.
cmre_AccruedCharterRevenueCurrent
Accrued Charter Revenue, Current
The amount of accrued charter revenue, classified as current.
Accrued charter revenue, non-current (Note 12)
Accrued Charter Revenue, Noncurrent
Non-Current portion of revenue earned, but not collected, resulting from charter agreements providing for varying annual charter rates over their terms, which were accounted for on a straight-line basis at their average rates.
Capital Addition Purchase Commitments [Member]
Total
- Other comprehensive income (loss)
Other Comprehensive Income (Loss), Net of Tax
Other comprehensive income / (loss) for the period
Derivatives’ effect
Interest expense for interest rate swaps qualifying for cash flow hedge during the reporting period.
us-gaap_CommonStockDividendsShares
Common Stock Dividends, Shares (in shares)
Interest expense
us-gaap_InterestExpenseDebt
Interest Expense, Debt
Retained earnings
Ainsley Maritime Co. and Ambrose Maritime Co. Loan Agreement Each Tranche [Member]
Related to debt.
Class of Stock [Axis]
Cash Flow Hedging [Member]
Not Designated as Hedging Instrument [Member]
Cross Currency Interest Rate Contract [Member]
Amortization of assumed time charter
Represents the amortization expense of Time charter assumed amounted and is included in Voyage revenue in the 2018 accompanying consolidated statement of income.
us-gaap_PaymentsOfDebtExtinguishmentCosts
Payment for Debt Extinguishment or Debt Prepayment Cost
Property, Plant, and Equipment [Table]
Sale Leaseback Transaction, Name [Domain]
us-gaap_CommonStockParOrStatedValuePerShare
Common Stock, Par or Stated Value Per Share (in dollars per share)
Hedging Relationship [Axis]
us-gaap_SaleLeasebackTransactionNetBookValue
Sale Leaseback Transaction, Net Book Value
Derivative Contract [Domain]
Long-Lived Asset, Class [Axis]
Designated as Hedging Instrument [Member]
Sale Leaseback Transaction, Description [Axis]
Cash and cash equivalents
Cash and cash equivalents (Note 1)
Vessels’ acquisitions, advances and other vessels’ costs
Amount of vessel acquisitions, advances and other vessels’ costs.
Maersk Puelo and Six newbuild container vessels [member]
Represents Maersk Puelo and Six newbuild container vessels.
Vessel Cost [Member]
Represents vessel cost.
Accumulated Depreciation [Member]
Represents accumulated depreciation.
Net Book Value [Member]
Represents net book value.
Loan Agreement with 11 Companies, Tranche A and B [Member]
Represents loan agreement with 11 companies, tranche A and B.
Foreign Currency Options [Member]
Represents foreign currency options.
Interest Rate Cap [Member]
Costamare Bulkers [Member]
Represents Costamare Bulkers.
us-gaap_InterestRateCashFlowHedgeAssetAtFairValue
Interest Rate Cash Flow Hedge Asset at Fair Value
Interest capitalized
Amount of interest capitalized during the period.
cmre_NumberOfVesselsUnderConstructionThroughNml
Number of vessels under construction through NML
The number of vessels under construction through NML.
Interest rate -asset position
us-gaap_AssetsNet
Net Assets
us-gaap_InvestmentOwnedBalancePrincipalAmount
Investment Owned, Balance, Principal Amount
Fair value of derivatives, non-current (Notes 18 and 19)
us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral
Total
Fair Value by Liability Class [Domain]
us-gaap_InvestmentOwnedAtCost
Investment Owned, Cost
us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
Interest rate -liability position
Cash paid during the period for interest, net of capitalized interest
Interest Rate Swap [Member]
Inventory Disclosure [Text Block]
Interim Period, Costs Not Allocable [Domain]
N M L Loan 2 [Member]
Represents NML Loan 2.
Disposal Groups, Including Discontinued Operations [Table Text Block]
Inventories (Note 7)
N M L Loan 3 [Member]
Represents NML Loan 3.
Deferred Revenue, by Arrangement, Disclosure [Table Text Block]
Financial Arrangement, Share Purchase Agreement [Member]
Represents financing arrangement related to share purchase agreement.
Five Pre- and Post-delivery Financial Agreements [Member]
Represents information pertaining to five pre- and post-delivery financial agreements.
2028
us-gaap_ContractReceivableDueOneToTwoYears
2029
us-gaap_ContractReceivableDueTwoToThreeYears
cmre_UnbilledReceivablesNotBillableAmountExpectedToBeCollectedInYearFour
2030
Amount of receivables under long-term contracts that have not been billed and were not billable that are expected to be collected in the forth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
2027
us-gaap_ContractReceivableDueOneYearOrLess
us-gaap_StockholdersEquity
Total Costamare Inc. stockholders’ equity
cmre_TimeCharterAssumedAmortizationPeriod
Time Charter Assumed, Amortization Period (Year)
Represents the amortization period of time charter assumed.
us-gaap_OperatingCostsAndExpenses
Operating Costs and Expenses
Vessels’ operating expenses
Vessels’ operating expenses
US Treasury Bill Securities [Member]
2030
us-gaap_ContractReceivableDueThreeToFourYears
2031
us-gaap_ContractReceivableDueFourToFiveYears
Leaseback Vessel, July 2023 [Member]
Represents leaseback vessel.
Foreign Exchange Forward [Member]
Due from related parties, non-current (Note 4)
Leaseback Vessel, July 2023, 3 [Member]
Represents leaseback vessel.
Leaseback Vessel, July 2023, 2 [Member]
Represents leaseback vessel.
Document Fiscal Period Focus
Document Fiscal Year Focus
Entity Address, City or Town
Entity Address, Address Line One
Entity Address, Postal Zip Code
Entity Address, Country
Document Period End Date
Document Type
Entity File Number
Current Fiscal Year End Date