Note 11 - Commitments and Contingencies (Details Textual) $ in Millions	Dec. 31, 2023 USD ($)
Future Gross Minimum Revenues Under Non-cancellable Time Charter Agreements	$ 250.9
Future Gross Minimum Revenues Under Non-cancellable Time Charter Agreements, Due in Rolling Year One	159.2
Future Gross Minimum Revenues Under Non-cancellable Time Charter Agreements, Due in Rolling Year Two	70.8
Future Gross Minimum Revenues Under Non-cancellable Time Charter Agreements, Due in Rolling Year Three	$ 20.9
Eco Design Fuel Efficient Containerships [Member]
Number of Vessels Under Construction	7
Construction of Vessels, Amount to Be Financed with a Combination of Debt and Equity	$ 198.0

Represents the cost at which vessels will be constructed, financed with a combination of debt and equity.

No definition available.

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Represents future gross minimum revenues under non-cancellable time charter agreement due in rolling year one.

No definition available.

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Represents future gross minimum revenues under non-cancellable time charter agreement due in rolling year three.

No definition available.

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Represents future gross minimum revenues under non-cancellable time charter agreement due in rolling year two.

No definition available.

Name:	esea_FutureGrossMinimumRevenuesUnderNonCancellableTimeCharterAgreementsDueInRollingYearTwo
Namespace Prefix:	esea_
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The amount of future gross minimum revenues under non-cancellable time charter agreements.

No definition available.

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Namespace Prefix:	esea_
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Represents the number of vessels under construction.

No definition available.

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Period Type:	instant

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Period Type: